Cover of The Seed of the Beast

The Seed of the Beast

Read the story

9 chapters · 30621 words · Read 1 times

The story of a genetically modified human with a womb connected to his anus. He goes through a massive and rapid pregnancy each time someone cums inside him and give birth minutes after. Each time he gives birth, his breasts grow and lactate more. He is sent to a village of very fertile werewolves which penises and balls grow each time they cum, inflating the human with sperm and triggering massive pregnancies

Chapter 6: Triple Surge

The thick scent of milk, sweat, and sex hung heavy in the clearing, clinging to the damp air under the ancient oak. Bram’s broken cry as Kai sheathed himself fully echoed faintly, swallowed by the dense foliage. Kai groaned, a deep, satisfied rumble vibrating through Bram’s trembling back. He was buried to the hilt in heat that was impossibly soft, yielding, still echoing the violent passage of birth mere moments before. It wasn’t just the slickness; it was the profound looseness, the way Bram’s inner muscles fluttered weakly around his invading shaft, offering minimal resistance, just a raw, open channel.

"Fuck… Bram…" Kai breathed, resting his forehead between Bram’s shoulder blades, feeling the frantic flutter of the younger wolf’s heart. "Like a fucking furnace. Still twitching from pushing out my pup." He shifted his hips experimentally, dragging his cockhead back until it caught on the loosened rim before sliding forward again with obscene ease. The wet, sloppy sound was loud. "So open for me. Made for taking cock."

Bram whimpered, his face pressed into the mossy earth. The brutal stretch, the relentless invasion into his raw, sensitive passage mere seconds after expelling a living being, was a shock to his system. Yet, beneath the ache, beneath the bone-deep exhaustion, the insistent thrum of the fertility potion and Kai’s sheer physical presence ignited a reluctant, treacherous spark of arousal. His cock, untouched and heavy against his deflated stomach, twitched. "Kai… please… slow… hurts…"

"Shut it, Beta," Ronan’s voice cut through, low and commanding. He sat propped against the oak, Bram’s first pup suckling greedily at his swollen left nipple. His right hand was still buried knuckle-deep in his own entrance, fingers working, stretching. His ice-blue eyes were fixed on where Kai’s thick cock disappeared into Bram’s ass. "It’s supposed to hurt. You’re stretched wide, freshly fucked open by birth. Embrace it. Take it." Ronan’s fingers crooked inside himself, making a slick, wet sound. "He’s barely touching you yet. Wait till he really starts to fuck that tender hole." A predatory grin spread across Ronan’s face. "Move, Kai. Show my Beta what a true breeder feels."

Kai needed no further encouragement. He pulled back slowly, savoring the drag of his shaft through the slick, clutching heat, watching Bram’s stretched rim cling desperately to his girth. Then he slammed forward, a hard, deep stroke that punched the breath from Bram’s lungs and drove him harder against the ground. Bram cried out, a ragged sob muffled by the earth.

"Fuck!" Kai grunted, setting a brutal pace. Short, sharp jabs at first, driving deep into Bram’s core, his balls slapping against Bram’s ass cheeks. Each thrust forced Bram’s hips forward, grinding his trapped cock against the moss, adding a layer of friction. "Feel that, Bram? Feel me filling you right back up? Right where my pup just was?" Kai’s hands gripped Bram’s hips like vices, fingers digging into the muscle. "Your greedy hole’s sucking me in. Still hungry for my seed, aren't you?"

Bram could only gasp, tears of overwhelm and unwanted pleasure leaking from his eyes. The sensations were a chaotic storm: the searing stretch and burn of Kai’s cock pistoning into his abused passage, the rough scrape of earth against his own sensitive shaft, the lingering internal ache from the birth. And beneath it all, the insistent tug of arousal, amplified by the potion and the sheer dominance radiating from both Kai and Ronan. He felt Ronan’s gaze burning into him, felt the Alpha’s approval, and a shameful part of him craved it. He pushed back weakly, meeting one of Kai’s thrusts.

"Atta boy," Ronan murmured, his voice thick with arousal. He shifted the suckling pup slightly, his free hand moving from his own hole to grip Bram’s sweaty hair, pulling his head up. "Look at him, Kai. See how he takes it? Milk still leaking down his chest, belly soft from your first pup, and your cock splitting him wide again." Ronan squeezed Bram’s hair. "He’s born for this. My perfect breeding Beta." Ronan’s other hand returned to his hole, three fingers now plunging in and out with wet squelches. "Harder, Kai. Make him scream."

Kai obliged, his thrusts becoming longer, harder, driving Bram forward with each powerful snap of his hips. The wet slap of flesh against flesh filled the clearing, punctuated by Bram’s choked cries and Kai’s guttural grunts. Kai angled his hips, seeking, and found what he wanted. He hammered against Bram’s prostate with relentless force.

Bram’s cry this time was pure, sharp pleasure. His back arched involuntarily, his cock throbbing hard against the ground. "Ah! Fuck! There! Oh gods, Kai! THERE!" The conflicting sensations – the brutal penetration and the exquisite stimulation – collided, sending sparks through his vision. His hole clenched spasmodically around Kai’s shaft.

"Found your spot, didn't I?" Kai growled, a feral grin spreading across his face. He focused his thrusts, pistoning relentlessly against Bram’s prostate. "Gonna milk my cock with that tight hole, Bram? Gonna make me fill your belly with another pup so soon?" He reached around Bram’s hip, his fingers slick with sweat and pre-cum, and wrapped around Bram’s neglected cock. He squeezed the base, then dragged his fist up the thick shaft with deliberate roughness. Bram bucked, howling.

"Spill for him, Beta," Ronan commanded, his own breathing growing ragged. He watched Kai’s hand working Bram’s cock, saw the agony and ecstasy on Bram’s face. "Spill on the ground like the bitch you are. Show us how much you love getting fucked raw after birthing." Ronan’s fingers pumped faster in his own hole, his massive cock stiffening fully now, curving up against his own pregnant swell. "Do it!"

The dual assault was too much. Bram’s body locked rigid. Kai’s relentless pounding on his prostate, Kai’s rough hand stripping his cock, Ronan’s voice commanding his surrender – it shattered him. With a strangled, animalistic cry that tore from his throat, Bram came. Thick pulses of cum erupted onto the mossy earth beneath him, splattering his trembling thighs. His passage clamped down on Kai’s cock with crushing, rhythmic force, milking it.

The sensation triggered Kai instantly. "FUCK! BREEDING YOU!" he roared, slamming home, burying himself impossibly deep. He pulsed violently, thick, scalding jets of cum erupting deep into Bram’s clenching channel, flooding the raw, tender passage. He ground his hips hard, forcing every drop as deep as it would go.

Bram collapsed forward, utterly spent, gasping for air, his body shuddering with aftershocks. The heat flooding him was immense, a molten claim. But beneath the exhaustion, a familiar, terrifying pressure bloomed low in his belly once more. It surged, impossibly fast. His recently deflated stomach visibly tightened, then began to swell outward again. Flesh and muscle yielded to the unnatural growth beneath Kai’s still-spurting cock. His moan was a mixture of despair and dazed arousal.

"Gods… look at him swell," Ronan breathed, fascinated, his fingers stilling in his own hole. He watched Bram’s belly curve outward rapidly, skin stretching taut over the burgeoning new life. "Already taking root. So fucking fertile." Ronan’s gaze snapped to Kai, lust burning bright. "Pull out. Now."

Kai, panting, withdrew his softening cock with a slick, sucking sound. A thick stream of cum followed, dripping from Bram’s gaping, reddened hole onto the curve of his newly swollen belly. Kai stared, mesmerized by the obscene display: Bram wrecked, leaking his seed, pregnant again, milk still beading on his swollen nipples.

Ronan shoved the now-sleeping pup aside gently against his hip. He grabbed Bram’s shoulder, hauling the dazed Beta up onto his hands and knees, positioning him between Ronan’s spread legs. Bram’s newly pregnant belly hung heavily beneath him. Ronan’s hand, wet from his own preparation, seized Bram’s thick, slick cock. "Your turn, Beta," Ronan growled, his voice thick with need. He guided Bram’s cockhead to his own glistening, well-used entrance. "Fuck me. Fuck me with Kai’s fresh seed still dripping from your hole and breeding your belly. Stuff me full."

Ronan’s hole, stretched from the recent birth and his own fingers, offered little resistance. Bram’s thick cockhead pushed past the loosened ring with a wet pop. Bram gasped, the sensation of entering his Alpha’s heat sending a fresh jolt through his exhausted system. Ronan groaned, deep and satisfied, arching his back. "Yes! That’s it! Give it to me! Hard!"

Bram, driven by instinct, residual lust, and Ronan’s command, pushed forward. His cock slid deep into Ronan’s clutching heat, burying itself to the hilt in one long stroke. Ronan threw his head back with a roar, his pregnant belly jiggling. "FUCK! Fill me, Beta! Breed me!"

Bram began to thrust. Slow at first, dragged down by exhaustion and the new weight in his belly, but gaining strength with each plunge into Ronan’s incredible heat. Ronan’s inner muscles clenched around him, milking his shaft, drawing him deeper. Kai watched, kneeling beside them, his own cock stirring again at the sight. He reached out, palming the firm swell of Bram’s pregnant belly as Bram fucked their Alpha, feeling the new life burgeoning within.

Ronan’s hand clamped down on Kai’s wrist, pulling his hand away from Bram’s belly and guiding it lower, between Ronan’s legs, towards Bram’s thrusting cock and Ronan’s stretched entrance. "Feel it, Kai," Ronan panted, his eyes burning. "Feel him fucking me. Feel your seed inside him, breeding him even as he breeds me." Ronan forced Kai’s fingers to rub the slick junction where Bram’s cock pistoned in and out of him, smearing copious fluids. "That’s your power. Your gift. Flooding us both."

Kai moaned, the sensation of Bram’s thick shaft sliding through Ronan’s tight ring under his fingertips, the wet heat, the sheer raw obscenity of it, sent fire through his veins. He leaned forward, capturing one of Ronan’s leaking nipples in his mouth, sucking hard, drawing a gush of sweet milk as Bram’s thrusts grew harder, faster, driving Ronan up the trunk of the oak with each powerful stroke. The cycle, relentless and consuming, tightened its grip, binding them together beneath the ancient, watching tree.

The thick scent of milk, sweat, and sex hung heavy, clinging to Ronan’s skin as Bram pounded into him. Sweat plastered dark hair to Ronan’s temples, his head thrown back against the rough bark. Bram’s cock drove deep, each powerful thrust jolting Ronan’s swollen body, making his huge, milk-heavy tits sway. Kai watched, transfixed, his fingers still slick from Ronan’s entrance, his own cock thickening again as he knelt beside them, one hand resting possessively on the taut curve of Bram’s pregnant belly. "Fuck, look at him take it," Kai breathed, his voice thick with lust, tracing the stretched skin where new life ballooned beneath Bram’s navel. "Already stuffed so full of me, and still ramming his Alpha."

"Harder, Beta!" Ronan commanded, his voice a raw scrape, fingers digging bruises into Bram’s sweat-slicked shoulders. His ice-blue eyes were glazed, unfocused with building pressure that had nothing to do with Bram’s cock. Bram grunted, obeying, driving his hips faster, the wet slap of flesh echoing obscenely. Ronan’s jaw clenched. "Fuck! Yes! It’s… it’s coming!" His roar wasn't pleasure this time; it was a guttural, animal sound ripped from his chest. His huge belly tightened like a drum, muscles visibly clenching. The pressure building inside him wasn't Bram’s thrusts anymore; it was the insistent, undeniable surge of birth. "OUT! NOW!"

Bram froze, buried deep, eyes wide with sudden panic as he felt Ronan’s inner muscles convulse violently around his shaft. "Alpha?!" Kai reacted instantly, shoving Bram back with surprising strength. Bram’s cock slid out with a wet, sucking pop just as Ronan arched violently off the ground, a guttural groan tearing from him. Kai scrambled behind Ronan, hands braced against the Alpha’s muscular back as Ronan bore down, his body seizing with the overwhelming urge to expel. His hole gaped obscenely, stretched wide, slick with fluids and the remnants of Bram’s thrusts, and suddenly, with a messy, wet squelch, the pup slid free onto the mossy ground.

Ronan collapsed back against Kai, panting raggedly, his massive chest heaving. His belly visibly deflated, softening, skin loose, while thick rivulets of milk streamed freely from his swollen nipples, dripping onto his chest and Kai’s supporting arms. The new pup, slick and mewling, squirmed weakly on the moss. "Fuck," Ronan gasped, his voice wrecked. "Fucking… intense." He looked down at his own softening belly, then at Bram, still kneeling nearby, panting, his own pregnant form trembling. "You… you triggered it. Your fucking… pounding right on the pup’s head."

Bram stared, dazed, at the new life on the ground, then down at his own prominent swell. "Didn’t… didn’t mean…" Kai ignored the pup for a moment, his gaze fixed on Ronan’s gaping, glistening entrance. It pulsed open and closed weakly, slick fluids dripping down his inner thighs. The sight, the raw vulnerability mixed with Ronan’s immense power, sent a jolt of pure lust through Kai. Without a word, he grabbed Ronan’s hips, flipped the larger man roughly onto his hands and knees, presenting his ass. Ronan grunted but offered no resistance, bracing himself. Kai spat roughly onto Ronan’s loosened hole, then pressed the swollen head of his cock against it.

"Kai!" Bram gasped, still processing the rapid birth. Kai didn't hesitate. He drove forward, his thick shaft spearing into Ronan’s freshly vacated heat with a single, brutal thrust. Ronan cried out, a sharp, surprised sound that morphed into a deep groan as Kai bottomed out. "FUCK! Yes! Raw… right in the fucking birth channel!" Ronan pushed back, grinding against Kai’s hips. "Still fucking hot… still wide open! Give it to me!"

Kai set a punishing pace immediately, his balls slapping against Ronan’s ass, his thrusts deep and claiming. He reached forward, fingers digging into the yielding softness of Ronan’s deflated belly. "Feel that? Still warm from pushing out his pup," Kai growled into Ronan’s ear, nodding towards Bram. "Now I’m filling you right back up, Alpha. Stuffing your used cunt with fresh seed." He pistoned his hips, relishing the impossibly slick, loose grip of Ronan’s passage. "Gonna plant another pup deep inside you while you’re still dripping from the last one."

Ronan moaned, low and continuous, pushing back to meet every savage thrust. "Breed me! Fucking breed me, Kai! Fill my fucking womb!" Milk streamed down Ronan’s chest, pooling beneath him on the moss. Kai’s hand slid lower, past Ronan’s belly, fingers finding the slick junction where his cock plunged in and out. He rubbed roughly over Ronan’s stretched rim and his own pumping shaft. "Look at him, Bram," Kai gasped, his rhythm faltering slightly as pleasure coiled tight. "Look at your Alpha. Tits leaking, hole fucked wide open, taking my cock like a bitch in heat right after whelping."

Bram watched, mesmerized and painfully hard. His own swollen belly felt heavy, the new life inside him a constant, warm pressure. He crawled forward on shaky limbs, drawn to the sight and scent. He positioned himself in front of Ronan’s face, his thick cock bobbing near Ronan’s lips. Ronan didn’t need prompting. He opened his mouth, tongue lolling, and took Bram’s cockhead in, sucking greedily. The wet heat, the vibration of Ronan’s groans around his shaft, combined with the lewd slap of Kai fucking Ronan from behind, pushed Bram instantly to the edge. "Alpha… fuck… gonna…!"

Bram’s cry was muffled as his cock pulsed, thick jets of cum erupting into Ronan’s waiting mouth. Ronan swallowed convulsively, sucking hard, milking Bram’s shaft. The sensation of Bram climaxing, combined with the tight suction on his cock and the visual of Ronan eagerly swallowing, was too much for Kai. He slammed deep, grinding hard as his own orgasm ripped through him. "TAKE IT!" he bellowed, his cock jerking, flooding Ronan’s depths with a torrent of potent seed.

Ronan shuddered violently between them, Bram’s softening cock slipping from his lips, strings of saliva and cum connecting them. Kai remained buried deep, pulsing, as Ronan gasped. Then, the familiar, terrifyingly fast pressure bloomed low in Ronan’s belly once more. Kai felt it, the sudden, rapid expansion pushing back against his embedded cock. Ronan’s recently empty womb surged outward again, flesh rounding, tightening impossibly fast beneath Kai’s splayed hand. "Oh fuck," Ronan moaned, a mixture of awe and exhaustion. "Again… already…?"

Kai slowly pulled out, his spent cock followed by a gush of thick cum mingled with birth fluids. He stared as Ronan’s belly swelled visibly, rounding out anew within seconds. Bram, panting, looked down at his own prominent pregnancy, feeling the relentless churn inside him too, knowing his own time was terrifyingly close. Kai, his own need already stirring yet again, pushed Bram down onto his back on the moss beside the mewling pup. Bram’s hole, stretched and slick from Kai’s earlier breeding, glistened invitingly. Kai spat on his fingers, rubbed them roughly over Bram’s entrance, then lined up his re-hardening cock. "My turn again," he rasped, eyes fixed on Bram’s swollen belly. "Gotta keep the cycle going." He pressed forward.

Bram gasped as Kai’s thick head breached him again, the loosened ring offering only a moment’s resistance before yielding. "Shit, Kai... still so fucking raw," Bram moaned, his hands scrabbling weakly at the moss beneath him, his own pregnant belly a heavy curve against the earth. Kai drove deeper, a single, relentless stroke burying his entire length into Bram’s slick, heated channel, the sensation impossibly intense mere moments after the younger werewolf had expelled Kai’s previous offspring. Bram arched, a choked cry escaping him as Kai’s cockhead nudged deep into his core.

"Gods, yes," Kai rasped, settling his weight, feeling Bram’s inner walls flutter weakly around him. The familiar, intoxicating heat, the yielding softness stretched taut around his shaft, ignited his lust instantly. He rocked his hips experimentally, drawing a low whine from Bram. "So fucking good, Bram. Still twitching. Still hungry." He glanced over his shoulder, his sweat-streaked face alight with need. "Ronan! Now! Fuck me while I fuck our Beta!"

Ronan was already moving, his movements fluid despite his own recent birth and the new, subtle swell already tightening his abdomen again. His massive, milk-heavy tits swayed as he knelt behind Kai, one broad hand gripping Kai’s hip, the other guiding his own monstrously thick erection, still slick with his own fluids and the remnants of Bram’s earlier seed. He spat roughly onto Kai’s waiting hole, then pressed the swollen, blunt head against the tight ring of muscle. "Open for me, breeder," Ronan commanded, his voice a low growl that vibrated through Kai’s spine.

Kai pushed back instinctively, his focus split between the heat he was buried in and the pressure demanding entry behind. Ronan didn’t wait. He surged forward, his immense girth forcing Kai’s entrance wide with a single, brutal thrust. Kai cried out, a sharp sound of overwhelming sensation, his body bowing as Ronan impaled him to the root. "FUCK! RONAN!" The stretch was immense, bordering on agony for a heartbeat before dissolving into pure, mind-numbing pleasure. Ronan filled him completely, a solid, burning presence that pushed him impossibly deeper into Bram. Bram gasped beneath him, crushed between Kai’s thrust and Ronan’s driving force.

"Feel that, Kai?" Ronan snarled, his hands clamping like vices on Kai’s hips, fingers digging into flesh. He pulled back slowly, dragging his thick shaft almost entirely out, making Kai whimper at the sudden emptiness, before slamming home again with devastating force. The impact drove Kai forward, his own cock plunging impossibly deep into Bram’s clenching heat. "Feel me splitting you open? Filling you while you fill him?" Ronan set a powerful, rhythmic pace, each deep stroke pistoning Kai relentlessly into Bram. The wet, rhythmic slap of flesh filled the clearing: Ronan’s heavy balls smacking Kai’s ass, Kai’s hips pounding Bram’s raised rear.

Kai was lost. Ronan’s massive cock pistoned inside him, a relentless invasion that scraped every nerve ending raw with pleasure, while Bram’s tight, slick channel clenched rhythmically around his own buried length. He felt like a conduit, overwhelmed by sensation from both ends. Bram’s whimpers vibrated through his cock. "Oh gods… Ronan… Kai… too much… fuck!" Bram’s hands clawed at the earth, his pregnant belly pressed flat against the moss, his cock hard and leaking profusely onto the ground again.

"Take it, Beta," Ronan growled, his thrusts gaining speed, becoming harder, deeper. Sweat poured down his muscled back, dripping onto Kai’s skin. "Take his cock deep. Milk him dry again." He reached around Kai’s heaving chest, his huge hand roughly palming one of Kai’s swollen tits. Milk instantly beaded and streamed over Ronan’s calloused fingers as he squeezed. Kai cried out, the dual stimulation sending sparks across his vision. Ronan’s other hand slid down Kai’s flank, past his own thrusting hips, to grope the rapidly swelling curve of Kai’s belly, burgeoning anew with Ronan’s potent seed. "Look at you swell," Ronan breathed, awed and lust-drunk. "Swelling full of my pups while you breed Bram full of yours."

The pressure was immense. Kai felt the familiar, terrifyingly rapid expansion deep within his own womb, triggered instantly by Ronan’s virile flood. His belly tightened, skin stretching, rounding outward beneath Ronan’s hand, pressing firmly against Ronan’s own newly pregnant swell that was already firming again against Kai’s lower back. Their lactating breasts rubbed against each other with every powerful thrust Ronan delivered – Kai’s against Bram’s back, Ronan’s against Kai’s. Rivulets of milk mingled with sweat, slicking their skin. The combined scent – musk, sex, earth, and sweet milk – was dizzying.

Bram, pinned and speared, felt the pressure building in his own womb too, a familiar, relentless churn. Kai’s relentless pistoning inside him, combined with the massive weight of Ronan fucking Kai and driving Kai deeper, was triggering the rapid gestation. He could feel his belly, already heavy with Kai’s earlier seed, tightening further, swelling visibly against the ground. "Kai… it’s… it’s happening again!" Bram gasped, panic and desire warring in his voice. His nipples, already leaking, ached as his pecs seemed to swell fractionally, milk beading anew.

Ronan felt Kai’s passage clamp down fiercely around his cock as Kai’s body reacted to the burgeoning pregnancy within him. The tightness was exquisite. "Fuck yes," Ronan grunted, his rhythm becoming erratic, pounding harder, faster. "Feel it, Kai? Feel your greedy womb sucking down my seed? Swelling full?" He leaned forward, biting roughly at Kai’s shoulder. "Breeding slut. My perfect fucking breeder." He reached forward again, his hand finding Bram’s sweat-slick hair, fisting it tightly. "You too, Beta. Swell for him. Take his pups deep."

The dual swell pressed them impossibly closer. Kai’s pregnant belly pushed firmly against Bram’s back, while Ronan’s pregnant swell pressed firmly against Kai’s spine, their lactating breasts mashed together between them. The physical connection was overwhelming, a chain of heat and burgeoning life. Ronan’s thrusts became savage, jarring groans from all three of them with every powerful drive. Kai felt the pressure in his balls coiling impossibly tight, amplified by the vice-like grip of his own birth canal and the feel of Bram tightening around him. Bram’s choked cries pitched higher. Ronan roared, his own release imminent.

Kai came first. The sheer force of Ronan’s relentless fucking, the crushing pressure from both ends, the feel of his own womb rapidly expanding – it shattered his control. "BRAM! FUCK! BREEDING YOU!" he bellowed, slamming his hips flush against Bram’s ass as violent pulses of thick cum erupted deep into Bram’s clenching passage. His body locked rigid.

The intense clenching of Kai’s passage around Ronan’s shaft, triggered by his climax, ripped Ronan’s own orgasm from him. "KAI! TAKE IT! TAKE MY FUCKING SEED!" Ronan roared, burying himself to the hilt, grinding deep as his cock jerked, unleashing torrents of potent cum deep into Kai’s convulsing womb. The fresh flood instantly accelerated the pregnancy within Kai, his belly surging outward, pressing harder against Bram’s back and Ronan’s own firming swell.

Bram, impaled and flooded by Kai’s climax, felt the hot jets deep inside trigger his body’s terrifyingly swift response. His own belly tightened like a drum, the new life within expanding rapidly, pushing his navel outward against the ground. "NO! TOO SOON! FUCK!" he screamed, but the pleasure-pain was already cresting. His passage clamped down on Kai’s softening cock with crushing force, milking the last spurts as his body prepared to expel the pup conceived only moments before. Ronan’s hand tightened in his hair, holding him down as Kai’s weight pinned him. "PUSH IT OUT, BETA!" Ronan commanded, his voice raw, still buried deep in Kai’s spasming heat. "PUSH OUT KAI’S PUP!" The relentless cycle, a whirlwind of heat, seed, milk, and burgeoning life, held them locked together, breathless and trembling on the precipice of the next violent birth.

Read on DreamPress

Write your own erotic story with AI