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Wriggle and Writhe

Summary:

While Shadow was keen to forget about his new powers, one particular form the dark hedgehog could now assume occupied Sonic’s thoughts. Since he first laid eyes on it, his naughty mind immediately explored all the possibilities and the fun it could provide them with...

Tonight was the night he wanted to make his thoughts become reality.

Notes:

been wanting to do a doom morph shadow tentacle thing since its reveal and finally sat down and did it 😭

also might have gotten carried away a bit at the start, but who can resist a good face-fuck 👀

(See the end of the work for more notes.)

Work Text:

It had been a week and a bit since the conclusion of their latest adventure, and the two hedgehogs’ lives had mostly returned to normal. Things were quiet, Shadow was back at his day job and Sonic did what he did best during times of peace: Lounge and play video games all day.

 

While Shadow was keen to forget about his new powers, one particular form the dark hedgehog could now assume occupied Sonic’s thoughts. Since he’d first laid eyes on it, his naughty mind immediately explored all the possibilities and the fun it could provide them with… 

 

Not that Sonic was unhappy with Shadow’s normal form. Quite the contrary. After years of marriage, he still found his husband smoking hot and he wouldn’t change a thing about him. The sex was great, and domestic life was always interesting. It was merely about trying something new. Something spicy. Something daring . Something right up the blue blur’s alley. 

 

The only hurdle was raising the matter with Shadow. The dark hedgehog was always eager to satisfy his husband’s wishes, but it didn’t pass by Sonic that the hybrid wasn’t exactly comfortable using his doom powers. The heroic hedgehog hadn’t exactly asked why, but the reason was evident. Shadow wanted as little to do as possible with the Black Arms side of his genetic code. It was a long journey to get Shadow to where he was today, feeling comfortable in his body. Especially at the start of their relationship Sonic had to do a lot of convincing to get Shadow to open up to him physically because the hybrid resented his anatomy. He just couldn’t believe that anyone could love that part of him, yet Sonic did, and did he ever. 

 

But since Shadow came home in a particularly good mood today, Sonic decided he was going to shoot his shot over dinner…

 

-O-

 

The dark hedgehog happily forked up a bite of his meal and lifted it to his muzzle. Sonic wasn’t a great cook, resorting to mostly frozen and easy to prepare meals, but he tried his best, and Shadow greatly appreciated having a hot meal already prepared for him when he came home from work, however simple it was. Tonight it was a straightforward but delicious pasta dish.

 

“Like it?” Sonic asked Shadow with a smile, swallowing his bite himself.

 

“Mh-hm,” Shadow agreed with a full mouth, sending the morsel down his gullet. “It’s delicious. Thank you.”

 

It was a vastly overblown compliment for the ten minute one-pot pasta, but Sonic was happy to receive it nonetheless. He figured now was as good a time as any to raise his desire with his husband…

 

“Hey, uhm… I’ve been meaning to ask you something,” he sheepishly grabbed the hybrid’s attention, who eyed him curiously as he chewed. “It’s about something I wanna try tonight.”

 

This was going to be good. Sonic had some of the weirdest kink requests one could think of, and Shadow was always eager to hear what the blue hedgehog would come up with next. Shadow shot him a cheeky smile, noticing his husband’s slight blush. That could only mean it was a particularly depraved request, as nothing could really shake Shadow nowadays.

 

“Go on,” he encouraged after swallowing his bite and laying down his fork. This conversation demanded his full attention.

 

Sonic craned his head, awkwardly rubbing the fur on the back of his neck. “So, uhm… You know those new powers you discovered, right?”

 

Shadow squinted his eyes, trying to figure out the end Sonic was meaning to reach, but drew a blank. “Yes. What about them?” He replied warily.

 

Sonic took a deep breath and spoke softly. “Listen, I know you’re not exactly comfortable using them, so I totally get it if you don’t wanna do this, but…”

 

Peach lips sealed closed. Sonic knew what he wanted to say, of course, but now that the time had come to say it, it sounded so perverted in his head, he couldn’t get the words out. It wasn’t even that bad of a request after some of the other things they’d done, but something about it just seemed so taboo.

 

Shadow stared him down curiously. “But…?” He attempted to restart the speech center of Sonic’s brain.

 

“But…” Sonic finally continued, dancing around his words. “I, uhm–”

 

“Just get to the point, will you? It can’t be that bad,” Shadow huffed with a smile, eager to hear what Sonic was up to.

 

The hero sighed and tightly shut his eyes, blurting out the words before his filter could again stop them from being uttered. “I want you to fuck me with your tentacles!”

 

Blue eyelids opened to find his husband staring at him with a mixture of disgust and shock, causing his heart to sink in his chest. However, it was the glimmer of intrigue in Shadow’s eyes that gave him hope and convinced him to continue championing his cause.

 

Ruby eyes blinked slowly. “You can’t be serious,” Shadow responded stoically.

 

Sonic had been here enough times to know how to wrap Shadow around his finger. He was a sucker for seduction and teasing, and Sonic would exploit that fact to get what he wanted. He felt kind of bad for it because of just how well it worked, but as the saying goes, all is fair in love and war.

 

Sonic’s lips curled into a smug smile as he rose from his chair. “Oh, but I am,” he insisted as he knelt down beside his husband slightly below eye-level, voice dripping with seduction like that of an incubus. Shadow’s gaze followed him, staring into close emerald irises without as much as a peep. He was already in Sonic’s thrall. “Just imagine what you could do to me with all those wriggly tentacles…” 

 

Sonic laid his hand on Shadow’s thigh. The hybrid did not protest, only gasping softly at the unannounced touch as Sonic relished the warm air blowing past his ear. “You could lift me up in the air, wrap them around my arms and legs…” He continued lustfully as his hand inched inwards, closer to that most sensitive area. 

 

“Then you could do whatever you wanted with me… Let your imagination run free…” Sonic teased with a shit-eating grin as he slowly traced his hand upwards and closer to his prize. 

 

“Tease a nipple…” He tapped his fingers along the inside of Shadow’s thigh as they traveled closer, never breaking eye contact while the hybrid drew shaky breath.

 

“Part my lips and delve inside…” Sonic’s hand was only an inch away from Shadow’s crotch, and he could already feel the heat radiating off it. If Shadow’s woozy look wasn’t enough of a good sign, that certainly was. 

 

Sonic seized the opportunity to drive his point home. The words came easily to him now, likely because this scenario had been on his mind on repeat for the better part of a week. “Or maybe you wanna get straight to the point and shove one in my ass while I moan your name?” Sonic’s hand finally reached its destination, gently cupping the noticeable bulge there as Shadow let loose a sound somewhere between an annoyed growl and a needy whine. “Looks like someone’s in agreement…”

 

“Fuck you,” Shadow muttered under his breath.

 

A chuckle fell from peach lips. “Glad you’re picking up what I’m laying down,” Sonic said softly as he lifted his hand from Shadow’s groin after a gentle squeeze, leaving him wanting more and moving in for a quick kiss that Shadow reluctantly reciprocated. “Can I take that as a yes, then?”

 

“Seriously,” Shadow replied after some deliberation, visibly displeased. “You know I don’t like using my doom powers, and you know what it does to me when you talk like that. That was a cheap move, hedgehog.”

 

Sonic pulled away with a frown, giving his husband some space. Shadow was right, of course. In hindsight, he did cross a line to get what he wanted, putting the hybrid’s own feelings in second place. “You’re right, sorry. Forget I–”

 

“But I’ll do it,” Shadow interrupted before Sonic could go any further.

 

Emerald eyes lit up. “You will!?”

 

“Just once,” Shadow agreed with a victorious smile as he turned ninety degrees in his chair, bringing his legs out from under the table to face his husband head-on. “Because you asked so nicely,” he explained, ever-so-slightly parting his thighs, revealing his still swollen pouch. “And because that’s the only way I’m going to get the images you planted out of my head.”

 

Sonic’s lips curled into an O-shape. Shadow’s hint hadn’t gone unnoticed. He grinned smugly as he once again knelt down. “Thank you, my angel,” he said low, before parting dark thighs and nestling between them while looking up at those endearing rubies with feigned innocence. “If only there was a way to repay you for the favor…”

 

Shadow matched his energy, spreading his legs all the way to give Sonic adequate access to what he desired. “Don’t pretend like you don’t want this more than I do. Get to work, hedgehog…”

 

Sonic chuckled, eyeing the dark bulge with anticipation. “Guilty as charged,” he admitted, before pressing his tongue flat and giving the mound a long, slow lick, drawing a soft moan from his husband.

 

“Mhh…” Sonic hummed between licks, savoring the slightly salty flavor. “So delicious…”, another, “So needy…”

 

Shadow panted softly above him. Out of all the things they partook in, these spontaneous blowjobs topped the list of pleasure. Shadow rested his hand gently behind Sonic’s ear, knowing it was his soft spot, and began rubbing it as the blue blur purred in response, still showering the dark bulge in attention with his tongue. 

 

“You’re such a tease…” Shadow ascertained with shaky breath.

 

“Only because you love it,” Sonic replied with a chuckle, finally pushing against either side of Shadow’s slit with V-shaped fingers and releasing the alien member from its confines. “Hello there, beautiful…” He hummed and pursed his lips, pressing a kiss against the tapered tip and drawing a needy hiss from the hybrid’s sharp teeth.

 

He didn’t give Shadow any time to brace himself before swallowing at least half of the hot flesh in one fell swoop, stimulating its ridged underside with the tip of his tongue on the way down. “Fuck…” Shadow cursed through gritted teeth as his other hand found a hold on Sonic’s ear, pinching it between his thumb and index and rubbing softly. Sonic loved it. Nothing showed him he was appreciated more than this gesture.

 

Blue quills slowly began bobbing back and forth, Sonic taking half of Shadow’s shaft before pulling back to the tip and circling it with his tongue, lapping up the beads of salty-sweet pre and savoring them like rewards for his effort. He tongued under the head and repeated the process to a concert of soft moans and curses from above before Shadow grew impatient.

 

“Come on, hedgehog. Is that all you got?” He egged Sonic on with a growl, amping up the intensity of his ear-scratches. “I thought you wanted it… Why don’t you show me?”

 

Sonic glanced up at his husband eyeing him expectantly. He didn’t need to be told twice. On his next pass, he swallowed Shadow’s entire length whole, closing his eyes and relaxing his muscles as the head brushed past the back of his mouth and entered his throat. Shadow outright keened, throwing his head back and letting his quills hang over the chair’s backrest. 

 

“Fuck, that’s it…” The hybrid moaned, moving his hands behind Sonic’s quills for a better grip. Sonic knew what he was in for. He pulled back, and sure enough, on his next pass Shadow did most of the work for him, bucking up into his mouth and pulling his head down on his shaft just hard enough for Sonic to gag as the tip of Shadow’s cock made its way past the entrance of his throat once more. Shadow immediately pulled out to assess the damage, looking down at teary emerald eyes. “Shit, I’m sorry,” he began to apologize, but was cut off.

 

“Use me,” Sonic blurted out between steamy breaths, brushing hot air past the aching and moist flesh in front of his lips and no doubt egging Shadow on further. “I’m yours,” he doubled down, opening wide and staring up at Shadow with glossy eyes. His husband just had a way of doing that to him. The steadfast hero was nothing more than a pleasure-tool for the ultimate lifeform behind closed doors, and he couldn’t be happier about it.

 

How could Shadow decline? With a proud smile, he re-established his hold on the blue blur’s quills and thrusted forward while pulling Sonic’s head down on his cock. Slowly at first, to give him time to adjust to his throat being fucked, but quickly picking up the pace when lust and pleasure overcame the dark hedgehog. 

 

“Fuck, Sonic… Your mouth feels so good,” he muttered out between strained grunts, earning a contented hum from below, interspersed with gulps and choking as the vibrations around his cock only egged him on. The sounds Sonic was making didn’t help either. The noises that escaped him every time Shadow’s member penetrated his throat and pushed down the saliva that had accumulated there were so moist and sloppy, it was downright animalistic. It was wet and messy, with no thought given to decency or clean-up – just how they liked it.

 

With one hand wrapped around Shadow’s thigh for support and the other furiously pumping his own aching erection, Sonic could feel himself getting close. The tightness in his abdomen coiled as he focused on the sensation of Shadow’s heat bulging out his neck while tan lips cursed and softly moaned his name, fucking into his throat with reckless abandon – a telltale sign that he too was about to burst. 

 

“Hah… I’m so close, angel…” Shadow confirmed moments later, and sure enough, after a couple more relentless thrusts and a cry of his lover’s name, the hybrid hilted himself inside that talented mouth, the death grip on Sonic’s quills pushing his muzzle against dark pubic fur with no way to go. 

 

All Sonic could do was revel in his own orgasm as strand after strand of the dark hedgehog’s hot seed shot into his throat and coated his esophagus while Shadow grunted above him. The head was lodged so deep that Sonic didn’t even have to swallow, all he needed to do was keep his throat open to ensure the warm liquid traveled down the correct pipe unhindered – something he had gotten quite good at over the years.

 

“That’s it… Take it… Take it all…” Shadow murmured, slouched over blue quills and pumping his come into Sonic’s stomach as the hedgehog swallowed around his length for maximum pleasure, milking the hybrid’s cock with his throat muscles for all it had to give.

 

Eventually the throbbing subsided and Shadow’s vice grip loosened, prompting Sonic to open his eyes and pull away from the softening member with a grotesque slurp, making sure to scoop up all of the saliva on his final pass and swallowing it down lewdly as he held eye contact, leaving the alien member sparkling clean and retreating back into its pouch. Sonic licked his lips with an expression of pride. “Thank you for dessert,” he cooed, shooting Shadow a wink.

 

“You’re so amazing. I love you,” Shadow cooed, basking in the afterglow. He lazily looked down on his husband, gingerly rubbing his floppy left ear again. 

 

“Tell me something I don’t know,” the blue blur replied with a chuckle as he got up on his feet to kiss his husband on the lips before breaking away. “Why don’t you finish your dinner while I clean up my mess?” He suggested, presenting his hand coated in his own spend as proof. Most of it was on the floor, but there were still a few thick strands between his thumb and index.

 

Shadow looked at it with a glimmer in his eye, acting as if guided by a higher power when he reached for Sonic’s wrist and brought the peach hand to his mouth. He closed his eyes as he lapped up the hedgehog’s come with long, slow licks, relishing the sweet and salty taste that he experienced nowhere near often enough.

 

Sonic smiled proudly as he rotated his hand to give Shadow access to all the soiled areas, taking great pleasure in the intimate display. Once he was sparkling clean, Shadow made eye contact and pressed a kiss against the back of his hand.

 

“There’s more on the floor if you want it,” Sonic joked, although with a hint of earnest.

 

Shadow glanced down where some more of the translucent liquid was splattered across the hardwood floor and under his chair, redirecting his attention to the rest of his dinner, taking care not to step in it as he swung his legs under the table. “I think I’ll leave that to you.”

 

“Fair,” Sonic chuckled, heading to the kitchen to fetch a napkin, but not before asking, “We’re still doing that thing tonight, right?”

 

Shadow side-eyed him as he forked up a bite, “Of course. What did you expect?”

 

Sonic smiled contentedly. “Nothing less.”

 

-O-



It was only 8 p.m. when Sonic decided to go to bed. The anticipation was just killing him. Shadow still wanted to finish up some things, promising to join the hedgehog in just a bit, so Sonic used the time to take a shower, bridging the rest of it browsing his phone. Sure enough, maybe a half-hour later Shadow stepped through the door, his own fur glistening in the moody lighting Sonic had set, with his quills wrapped in a towel. 

 

Sonic put his phone down on the nightstand and sat up on the bed, enjoying the show Shadow provided for him when he took off the towel and dried off the remaining dampness in his fur, making sure to show Sonic every part of his defined body he knew the blue hedgehog cherished so much.

 

And Sonic made sure to let Shadow know. “You’re so hot, Shads…” He murmured as he bit his lip. “It’s almost a shame I won’t be seeing much of this tonight…”

 

Shadow huffed dismissively as he threw the towel to the ground, standing by his side of the bed and shrugging his shoulders. “You asked for the squid,” he argued as he crawled on the bed and leaned in for a kiss, cupping Sonic’s cheek as he broke away. “I’m more than happy making love to you like this.”

 

“And I’m more than happy to receive it…” Sonic reassured him with a devious grin, reciprocating the kiss. “But you know my love for adventure…”

 

“How could I not,” Shadow retorted, referencing the many kinks they already had under their belts, before seeking out peach lips once more.

 

Shadow’s hand left Sonic’s cheek and trailed down his neck, fingers tapping along the sensitive skin of his chest before settling on a nipple and gently rubbing it with his thumb. Sonic softly moaned into the kiss, his own hand settling in the small of Shadow’s back just above his happily wagging tail.

 

Sonic seized the moment to push Shadow on his back, quickly swinging a thigh over his midsection before the hybrid had a chance to react and settling his butt on his crotch. Shadow gave him the dog-eyes, getting lost in the sea of green that were Sonic’s irises as they stared down at him with lust and purpose .

 

Blue hips began rocking back and forth slowly as Sonic straddled Shadow’s crotch with rhythmic movements, his hands pushed firmly against the hybrid's chest and toying with snow-white chest fluff. Shadow’s hands settled on Sonic’s hips, not applying any pressure, but just swaying along with the blue hedgehog’s fluid motions.

 

Their foreplay quickly worked them up, as was evident by Shadow’s arousal pressing up between Sonic’s buttcheeks. “Feels like someone’s ready to go…” Sonic said seductively, arching his back and providing Shadow with a full view of the body he couldn’t get enough of. Sonic wasn’t as muscular as his dark companion, but that didn’t mean he wasn’t attractive.

 

A dark-furred hand rested on Sonic’s abdomen and wandered to his side, rubbing it gently with its thumb. “Almost like my smoking-hot husband is grinding in my lap,” Shadow retorted wittily, eliciting a chuckle from the blue blur.

 

Sonic leaned down to give Shadow a quick but loving kiss. “So uhm… How do you… you know.”

 

“Just give me some space,” Shadow answered and Sonic complied, hopping off his lap and kneeling on the far side of the bed.

 

Shadow took a deep breath and closed his eyes. While nothing seemed to be happening at first – for long enough that Sonic almost opened his mouth – soon enough, faint wisps of red lightning began emanating from Shadow’s fur. They grew in intensity over a few seconds before – with a flash of red that blinded him from seeing the details – Sonic was met with five pairs of deltoid-shaped red eyes staring him down expectantly. Numerous tentacles lay sprawled out on the bed, some of them wriggling in the air, but all originating from the back of the oblique spheroid that formed the head, which itself was about the size of normal Shadow. The appendages were, like the head, black and dark violet in color, with a vivid crimson, ridged underside. Upon counting, there seemed to be at least a dozen thick ones, and maybe another dozen-or-so slimmer, shorter ones. They shimmered in the low lighting, almost as if they were… self-lubricating?

 

How practical.

 

Sonic blinked slowly, in awe and amazed by the sight before him. The lack of a mouth quickly dawned on him. “Can… Can you talk?” He asked curiously, cocking his head and raising a brow.

 

“In a sense.”

 

The voice sounded out not in the room, but within his mind. Like it was spoken from inside his head. It was Shadow’s voice, no doubt, but with more of an echo and a few semitones lower.

 

“Whoa. That is freaky,” Sonic remarked, not sure how to feel about the sensation. “Can you say something else?”

 

“Uh… How do I look?”

 

It was hard reading the squid forms emotions, as the only real tells it had besides the timbre of Shadow’s voice were its eyes. They looked… Unsure. 

 

“Beautiful,” Sonic replied without having to give it much thought. “Not in the traditional sense of the word, I guess, but… Beautiful nonetheless. I love the colors.”

 

“So I’m hideous.”

 

Somehow, Shadow got the deadpan delivery across with only his eyes and Sonic burst into laughter. “No, silly. You’re not hideous,” he argued, scooting closer and punctuating his sentence with a kiss on where he assumed was where Shadow’s mouth would have been to reinforce his position. “If you were hideous, I wouldn’t have asked you to fuck me like this, would I?”

 

One of the thinner tentacles found its way to Sonic’s cheek, caressing it with its slippery tip and sending a shiver down the hero’s spine. He reached for it with his hand and it wandered between the gaps of his fingers in response, curling around them and coating them in a thin layer of a slick substance. Sonic bit his lip at the sensation, unable to resist sucking on one digit to get a taste. It was sweet like honey.

 

The act barely fazed Shadow. He was used to much lewder things from his husband by now. “Lie down,” the voice in Sonic’s head commanded, and he did as he was bid, lying down by the head of the bed and nestling himself in the sea of pillows.

 

“You, uhm… You can’t read my mind or anything, can you?” Sonic asked cautiously as Shadow floated to loom over him.

 

“No. Even if I could, I’m not sure I wanted to,” Shadow explained, resting his head on the hero’s peach chest and meeting him at what was now eye-level. Sonic tried to chuckle, but quickly found himself unable to draw breath with Shadow’s head pushing down on his lungs. He reached for him, trying to lift him off to no avail. 

 

“Too heavy… Can’t breathe,” he strained his voice, coaxing Shadow to lift off and hover just above his ribcage.

 

“Sorry.”

 

“All good,” Sonic reassured, cupping Shadow’s head just under his eyes and scratching it with his fingers. The sound he made was hard to describe… Something between a purr and a whistle, but no doubt a sign of approval. “Wow, you’re like a big puppy,” Sonic chuckled, continuing the scritches. “Does that feel good?”

 

“Don’t call me that,” Shadow responded sternly, but not without craning his head to give Sonic better access. “And yes… Don’t stop.”

 

It was a bit weird with his whole field of vision filled by black skin and red eyes, but it was easy enough to follow the call. “So…” Sonic glanced around at the writhing appendages all around him. “Which one of these is your dick?”

 

Shadow squinted his eyes in what Sonic could only assume was disapproval of his brazenness, but Shadow did provide an answer. He pulled back in order to give Sonic a good view when from underneath him a particularly smooth and tender-looking tentacle unsheathed itself out of its slit. It was a lovely shade of pink all throughout, very different from the rest of the tentacles and easily visually distinguishable. It wasn’t quite as long as the other ones, but still much longer than anything Sonic had ever had inside of him, and twice as girthy. At least it practically glistened with slickness.

 

The hero gulped. “Hello there,” he reached for it with the hand that had been providing scratches, but Shadow pulled the appendage away.

 

“Spread your legs.”

 

“Already?” Sonic asked with a smug grin, although immediately following the command as Shadow hovered lower. “I thought you might want to get in a little test-run before we moved on to– AAH!”

 

Sonic was cut off when the slender tip of the tentacle slid inside his backside without as much as a warning. Its tapered head combined with the copious amounts of self-lubrication allowed it to slip inside with zero resistance whatsoever.

 

“Haah…” Sonic relaxed as he went limp, giving in to the sensation. “Hah… Wow…” The tentacle wriggled around in his insides, and although only a few inches of its thinnest part were inside, it already felt so novel and amazing. He could feel it brush up against his walls as Shadow scouted out his prostate, confirming he’d found what he was looking for when Sonic’s back arched and he moaned out his lover’s name. Shadow wasted no time to double and triple down, brushing the tip of his slippery dick up against that spot over and over again as Sonic’s tongue lolled out of his mouth.

 

“Jeez, Shads…” He cooed, cross-eyed. “Straight to the point, huh?” His hand wandered to his own dick that had begun to poke out of its pouch completely unprovoked, but another tentacle quickly wrapped itself around his wrist and pulled it away, drawing a needy whimper from peach lips.

 

“No touching,” Shadow commanded. “You’re mine tonight.”

 

Sonic bit his lip. The prospect excited him more than he cared to admit. Giving up control was one of the motivators that pushed him to try this out. Tangled up in tentacles and hoisted in the air as Shadow had his way with him… The thought alone made his member twitch and leak a bead of pre, and the constant sensation of a prostate exam certainly didn’t help with that. Sonic’s confident, cocky tone faltered ever so slightly. “Yes, angel…”

 

“Same safeword as always,” Shadow explained as another tentacle wrapped itself around Sonic’s other wrist.

 

This was really happening.

 

Sonic hitched a breath. “Uh-huh.”

 

He felt two more wriggling appendages wrap themselves around his ankles, spreading his legs ever so slightly further just as a way to show that Shadow had that power. 

 

“And just in case your mouth is full…” Shadow brought another tentacle up to Sonic’s muzzle, teasingly circling it around his lips before pulling it away and moving in closer, ten red eyes staring Sonic down with what could only be described as desire . “Bite down hard.”

 

And before Sonic had any chance to respond, he found himself screaming in pleasure as Shadow’s cock invaded his insides, pushing in deeper and stretching his ring farther than any toy before it had. Sonic’s back arched and his eyes rolled back in his head as he was filled, inch after inch of slick alien meat occupying the empty space in his bowels. 

 

“Fuck!” He yelled out as the sensation overwhelmed him. “FUCK! Stop!”

 

The appendage seized all motion as the voice trembled in his head. “Too much?”

 

“Ugh,” Sonic groaned in a mix of pleasure and a hint of discomfort. “Just a little bit.”

 

“Sorry,” Shadow apologized. “I thought you liked it rough.”

 

“I do,” Sonic breathed heavily, “Chaos, yes I do. Just… Don’t go deeper than this for now, okay?”

 

“As you wish, angel.”

 

The appendage withdrew from Sonic’s ass, before slipping back inside as far as it had before while Sonic groaned in pleasure. This time he had the chance to see how much of Shadow's cock went in, and to his surprise it was almost all the way to the base already. Considering the whole thing was the length of a baseball bat, he was quite proud of himself.

 

Shadow withdrew the meaty appendage and slammed it back into the depths of Sonic’s ass with rigorous thrusts as the blue hedgehog devolved into whimpers and curses, arms and legs completely bound and head limply falling to the side as he shut his eyes and gave in to the pleasure.

 

“Think you can handle more?” The voice resounded after just a minute or two of this comparatively tame fucking. Sonic opened his eyes to meet one of the slimmer tentacles, around the same size of the one that was filling him currently. Gods, yes, Sonic wanted more.

 

“Yes…” He whined. “Fuck yes… Give me more, Shads…”

 

“So needy…” The hybrid answered as the tentacle caressed Sonic’s cheek, trailing down his neck and chest. It briefly paused at his nipple, covering it in slick as the cold sensation caused Sonic to hiss before it continued its journey, decidedly leaving the hedgehog’s leaking, twitching cock unattended. It reached its destination and Shadow once again opted for the element of surprise, slipping the first few inches inside of Sonic’s stretched and well-lubricated hole alongside his thrusting cock. 

 

Sonic keened, crying out Shadow’s name as he was stretched, both tentacles now slipping in and out of his ass in tandem and providing him with pleasure he never thought attainable.

 

“That’s it,” the voice sounded sensually in his head as a few more tentacles entangled themselves in his quills and around his muzzle, caressing so many parts of him at once and sending chaotic signals to the blue blur’s pleasure center from all over his body. “Say my name, angel.”

 

“Shadow… Hah… Shadow…” Sonic repeated over and over as he was fucked into, lazily eyeing one of the red eyes that met his gaze so lustfully. Not one thought was in his head beside the hedgehog that provided him with so much pleasure and loved him so dearly. “Harder… Go all the way…”

 

“Good boy,” Shadow cooed, before plunging both tentacles as far as they would go into Sonic’s insides. 

 

There was a sharp twinge of pain at first, but it was quickly replaced with a wave of pleasure when all motion halted and Shadow simply remained there, buried deep inside the blue blur. He felt so unbelievably full . Sonic breathed shakily, before chuckling softly – a means for his brain to cope with the rush of dopamine and endorphins that coursed through his system. His cock twitched and leaked. It was sure to erupt with just the slightest touch.

 

“Fuck… This feels incredible,” Shadow finally admitted.

 

“Same here,” Sonic agreed between labored breaths.

 

One of the numerous tentacles that wasn’t busy holding Sonic down or caressing his body found its way to the hedgehog’s distended abdomen, where the invasion of his bowels was clearly visible to the outside. It brushed over the bulge, prodding at it with its tip and drawing a soft mewl from Sonic’s lips.

 

“Look at you,” Shadow cooed. “So good for me… That’s me inside you, can you see?”

 

Shadow’s limbs helped Sonic lift his head as his main body floated upwards slightly to allow Sonic to see Shadow’s work. He laid his eyes on the sizeable bulge in his belly, partially covering the view of his neglected cock.

 

“Looks like I’m pregnant,” Sonic smiled lazily through the haze of pleasure clouding his mind.

 

A happy hum filled his mind. “It does, doesn’t it…” An idea struck Shadow like a bolt of lightning. He felt some shame in the suggestion, but the overwhelming pleasure he was feeling quickly pushed it out. “Would you like to be for real?”

 

Sonic lifted his head to meet those red eyes. Shadow was serious. “What?” He had to ask.

 

“That thing inside you… It’s an ovipositor. I could fill you with my eggs…”

 

A tentacle caressed Sonic’s cheek.

 

“And then I could fill you with my come…”

 

Sonic gulped as his heart skipped a beat. “Y-you mean…?”

 

“Don’t worry. They wouldn’t take. You’d need to find another Black Arms creature for that…” Shadow explained. “But we could at least pretend for a day…” The appendage rubbed up against Sonic’s muzzle so lovingly. “Pretend like you’re carrying my babies…”

 

“Yes…” He agreed almost instantly, perhaps a bit drunk on love and lust and not giving it the deliberation he should have. “Chaos, yes… Please…”

 

Shadow hummed as he slipped the surplus tentacle out of the hedgehog’s bottom, earning a soft moan. It would have been a bit too much with the egg stretching him out.

 

“Are you ready?” He asked for confirmation.

 

“Yes…” Sonic agreed without a second thought, sights set on the base of the tentacle that was lodged in his ass where it emerged from its slit. Sure enough, there was a sizable bulge that began traveling along its length, slightly larger than an orange.

 

“Here it comes…” Shadow announced before it reached Sonic’s ring, pushing up against it with some resistance.

 

Sonic strained, clenching his muscles and tightening up as a groan fell from his lips. Shadow caressing his cheek helped soothe him somewhat.

 

“Just relax… Don’t think about anything.”

 

With a collected breath, Sonic did his best to follow the instructions. Before he knew it, the egg was inside and deposited into his depths.

 

“There you go… How does it feel?”

 

Sonic panted heavily, sweating and slightly cross-eyed. “Weird… But also good. So good…”

 

“Mhh… That’s good,” Shadow cooed. “Would you like another?”

 

Sonic swallowed hard. “How many do you have?”

 

“As many as you want,” Shadow responded.

 

Oh, how he loved feeling so full. And with Shadows eggs inside him, he could feel full for so much longer even after they were done tonight. It was hard to resist. After some thought, Sonic agreed to another. “Hah… Alright. One more.”

 

“You’re so brave, angel… Here it comes.”

 

The second egg passed much easier now that Sonic knew what to expect, and it was deposited just in front of the other one, resting snugly against Sonic’s constricting walls.

 

“Mhh… So good for me…” Shadow sang, petting the bulge that had appeared where the eggs laid nestled. “Would you like to feel them?”

 

“Yes…” Sonic practically begged, even though he was already offered.

 

Shadow brought Sonic’s right hand up to the bulge on his belly and rested it on top. “My eggs inside you… Don’t you feel so nice and full?”

 

Sonic moaned lewdly as he squeezed ever-so-slightly, desperate to feel Shadow’s eggs inside without damaging them. “Mh-hm… Thank you…”

 

“Don’t thank me yet, angel. The best part is yet to come,” Shadow reminded him as he hovered back down for a better angle. “Would you like me to fill you up?”

 

There was nothing Sonic wanted more. He nodded weakly. “Mh-hm…”

 

“Mhh… Beg. Show me you want it.”

 

“Dick…” Sonic let his head fall to the side, closing his eyes as Shadow chuckled in his mind.

 

“Come on, Sonic… Don’t be shy now.”

 

“Fine!” The blue hedgehog conceded with newfound vigor. “Fuck me, Shadow! Fuck all of my holes at once! Stretch me out, and fill me with your come! I want it dripping out of my hole after you’re done, okay?! Happy?!”

 

“Oh yes,” Shadow agreed as strong tentacles lifted Sonic off the bed and into the air, who gasped in surprise. “But not as happy as you will be.”

 

With that, Shadow pulled his cock out and slammed it back as far as it would go in this new position, pushing the eggs even further inside as Sonic keened . He threw his head back as his eyes went wide.

 

Shadow gave his lover not a moment’s reprieve, fucking into him with merciless rigor. Sonic’s own cock bounced up and down as the hybrid helped the process along by moving Sonic’s entire body up and down his cock in rhythm with his thrusts.

 

 “Hah, fuck! Harder! HARDER ! Split me in half!” Sonic screamed, no holds barred.

 

“Open your mouth,” Shadow commanded with a somewhat breathy voice. Sonic obliged without hesitation and was soon rewarded with one of the thickest tentacles invading his mouth and traveling down his throat, deeper than anything else ever had. He swore it grazed the entrance to his stomach. It pushed in and out of his esophagus in tandem with the tentacle breeding his ass, only moving out all the way once every dozen thrusts or so to allow Sonic to catch breath.

 

Tears rolled down the hedgehog’s face as both his holes were fucked into with reckless abandon. The room was filled with the sounds of gurgling and spitting whenever Shadow gave him the chance to breathe before the appendage plunged inside again and he sucked on it hungrily, swallowing down as much of the sweet secretion as he could. Meanwhile, Shadow added another tentacle to the one railing his ass, thicker this time and stretching him to his absolute limit, splitting him in half just like he had requested. Then he added a third, with the sole purpose of drilling into his prostate while the other two filled him to the brim.

 

Sonic couldn’t have been happier.

 

This rigorous pace finally provided Sonic with the traction he needed to come hands free, feeling his orgasm fast approaching. His body tensed up and his back arched, telltale signs that didn’t go unnoticed by his husband after years of fucking him. He pulled the appendage out of his throat as Sonic hacked and coughed, gasping for air.

 

“You’re close, aren’t you?” Shadow asked with what energy he could muster.

 

Sonic’s mind was gone, but he did manage to meet Shadow’s gaze lazily. “Yes… Yes…”

 

“So am I, angel,” Shadow announced, pulling Sonic close and clutching him against his body. “Let’s come together.”

 

“Hah, Shadow…” Sonic murmured as the knot in his abdomen came loose.

 

“That’s it… Come, Sonic. Come!”

 

Shadow !” The blue blur cried out as his cock twitched, painting Shadow’s underside with rope after rope of hot hedgehog seed. His muscles spasmed as his orgasm claimed him and he drifted off into a sea of pleasure. He heard his own name resonating in his mind as a completely foreign sensation overcame him. 

 

Shadow spilled his seed deep in Sonic’s insides as his tentacles writhed and wriggled. Some wrapped themselves around whichever parts of Sonic they could find, holding him impossibly close. 

 

Warmth filled the hedgehog. Pleasurable warmth at first, then more heat was added, and more. His belly distended as the discomfort grew with no end in sight. “Fuck… Sh-shads, too much.”

 

Shadow heeded his call with what little fragment of his mind remained in the physical plane, pushing Sonic away and pulling his dick out as it wriggled on the bed and spilled seed absolutely everywhere. Moans and whimpers filled Sonic’s mind as the mass of tentacles writhed on the bed.

 

Their care-free attitude towards cleanup was about to bite them in the ass this time.

 

“Oh shit,” Sonic cursed, fearing for the mattress and doing the first thing that came to his mind to limit the damage. He reached for the slippery appendage and – with some difficulty – directed the tip into his mouth, careful not to make contact after where it had been. They were pretty diligent about this kind of stuff. 

 

He swallowed as much of the salty-sweet goop as he could, which was quite a lot, being practiced in the act. The consistency and taste were quite similar to what he was used to, but the sheer volume of it was something he had not encountered before. After maybe ten or fifteen seconds of drinking from the tap, he hacked and coughed some of it back up as his body refused to take any more. But this mattress was expensive and the flood seemed endless, so he quickly dashed into the kitchen and fetched an empty jug of milk. With Shadow still writhing and spilling everywhere, Sonic desperately directed the offending tentacle’s tip into the milk jug where it diligently pumped more and more come inside. This had been going for a good thirty seconds at this point.

 

“Come on, Shads, what the fuck!” Sonic stated desperately and in a panic as the panting in his mind seemed as ceaseless as the ropes of semen filling the jug. “Stop coming, damn it! Do I need to call someone?”

 

“No!” Shadow’s first coherent thought since this debacle began was transferred into Sonic’s mind. “Almost… Done… Just… A bit more…”

 

“Okay, baby, okay… “ Sonic cooed, sweetly pumping the length to help Shadow ride out his extensive orgasm. The moans and groans picked up in volume. “Shh, shh… That’s it… Let it all out.”

 

After what was probably a minute of non-stop coming, the forceful spurts slowed down to a dribble. Shadow lay completely limp on the bed, the mass of tentacles draped over each other with no trace of motion to be found. Sonic petted him as he basked in the afterglow, but before he had the chance to ask if he was alright, a bright-red flash blinded him as Shadow’s energy was spent and he transformed back into his normal self. A sight that, admittedly, Sonic was glad to see.

 

-O-

 

“Welcome back,” he greeted his husband as the latter got up on his knees, a sweating and panting mess.

 

“We are not… Doing that again…” Shadow huffed between labored breaths.

 

Sonic erupted into laughter, setting the jug down and leaning in for a tired, but loving kiss. “Why not? Looks like you had fun…” He pointed over at the three-quarters full container of Shadow-brand milk. “Never seen anyone come literal buckets before. Not even in porn. You could have warned me, you know? Most of that stuff is in here now,” he punctuated his sentence by pointing at his distended belly.

 

“It’s not like I knew,” Shadow explained himself, assessing the damage to his own fur. It was, comparatively, not too bad. “I never exactly intended to climax in that form, for reasons that should be obvious. I think it’s fair to say this is your fault.”

 

Sonic nonchalantly shrugged his shoulders. “I’ll accept a 60-40 split of blame.”

 

Shadow disgruntledly raised a brow. “This isn’t the bazaar, Sonic,” he scolded the hedgehog, vaguely gesturing at come everywhere , “I mean, look at the state of this. The bed is ruined!”

 

“Eh, it’ll wash out,” Sonic remained unfazed, and admittedly optimistic. “I got most of it. You should be thanking me, you know,” the hedgehog touted. 

 

“Whatever you say,” Shadow conceded with a roll of his eyes, reaching for the jug and hopping off the bed. “I’m gonna take a shower. Coming?”

 

As if he even needed to ask. “Of course I’m coming,” Sonic replied as he rose to his feet. “But, uh…” He pointed at the jug. “What are you doing with that?”

 

Shadow glanced at the container in his hand, then back at Sonic with a raised brow. “Dumping it?”

 

Sheepishly, the blue hedgehog twirled his foot on the carpet. “I, uhm… I was gonna use that.”

 

Shadow’s expression was one of pure disbelief as his arms went limp on either side of his body. “You can’t be serious.”

 

“Why not?” Sonic laughed nervously. “It’s good protein, and I love how you taste. I was gonna use it for my protein shakes.”

 

Shadow only blinked slowly. “You are fucking deranged .”

 

Sonic nonchalantly shrugged his shoulders, commandeering the jug from Shadow’s weak grip. “You’re the one who offered to put his eggs in me.”

 

“And you’re the one who said yes ,” Shadow retorted with an incredulous chuckle.

 

“So we’re both deranged! That’s what makes this all so fun, doesn’t it?” Sonic smiled smugly, “Oh and about the eggs…” He reached for his belly, applying no pressure so nothing would drip out of his filled backside. “Am I just gonna… you know.”

 

Shadow blushed ever so slightly. Maybe the eggs were a bad idea. In fact, the eggs were a bad idea. “Yes…”

 

“So I don’t have to–”

 

“No.”

 

“Good to know. Well, you can hop in the shower, I’ll be right with you,” Sonic said as he tried to push past Shadow and through the bedroom door, but he was stopped by the hybrid’s arm.

 

“Where are you going with that?” Shadow asked, glancing at the jug and afraid he already knew the answer.

 

“Putting it in the fridge?” Sonic replied quizzically, as if there was any other option.

 

“You are not putting that in the fridge,” the hybrid forbade quite adamantly.

 

“Where else am I gonna put it? It’s gonna go bad!” Sonic explained.

 

Shadow couldn’t believe he was permitting this. This was what years of marriage to Sonic the Hedgehog did to a man. He massaged his brow ridge with a thumb and index as he sighed heavily. “Chaos… Fine, but label it,” he prodded at Sonic’s chest. “If I accidentally confuse that for actual milk, I will kill you in your sleep. Make no mistake.”

 

“Wouldn’t have it any other way, Shads,” Sonic quipped as he made for the kitchen. “Be right with you!”

 

As Shadow let the water run hot, he couldn’t help but feel happy again. Yes, Sonic was disgusting. Yes, his kinks were weird and borderline fucked up. But he also loved him with all his heart, and he wouldn’t have anyone else in the world over him. In a way, he was excited to see what the salacious hedgehog would suggest next…

Notes:

thank you for reading and i hope you enjoyed!! i have also cast a spell on you and you are now required to leave a comment hehe 😈

(seriously your comments are what drive me to post here, i'm super grateful about any of them!!)