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Womb of the Abyss

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Iron Lung AU. Mark, a 32 year old man, Was destined to die in a sealed capsule at the bottom of a blood ocean moon. The remnants of humanity never hears from him again. However, he is spared by the hellish planet and its inhabitants. Mark, indebted to the creatures, offers his body and womb to the demonic entities.

Chapter 2: Begging Between Gods

The whispers didn't come from the water.

They vibrated up through the altar of fused bones pressed against Mark’s back, a low-frequency hum that rattled his teeth and resonated in the hollows of his skull. It was the Leviathan. It was always the Leviathan. A presence as vast as the ocean itself, pressing against the fragile film of his consciousness, not with words, but with concepts—waves of cold, alien curiosity and a possessive, grinding need.

He was stretched across the uneven platform, the polished knobs of spinal columns and shattered craniums digging into his shoulder blades, his ass. The cool, faint light of the grotto’s coral painted his sweat-slicked skin in blues and ghastly greens. His chest rose and fell in rapid, shallow hitches. His soft breasts, heavy and sensitive, were marked with faint, phosphorescent traces where the Leviathan’s thinner, exploratory tendrils had previously coiled and teased.

Froggy was a monolith of scale and heat beside the altar, its beady eyes reflecting the glow, watching with that unnerving, knowing light. Its tongue, a muscular, slick appendage thicker than Mark’s thigh, dragged a long, wet stripe from his perineum up the cleft of his ass. The sound was obscenely loud in the chamber of clicks and gasps.

“Fuck,” Mark hissed, his head tipping back. The touch wasn’t cruel. That was the hell of it. It was attentive. It was studying him.

The tongue delved again, not inside him yet, just spreading him open, lapping at the sheer wetness that already soaked his thighs and the bone beneath. His cunt, swollen and perpetually slick since his body had begun its adaptation, ached with a hollow, desperate throb. The blood-ocean air he now breathed, thick and metallic, seemed to act as a potent aphrodisiac, rewriting his biology hour by hour. He was always ready. Always open.

A new pressure, familiar and terrifying, pressed against his dripping entrance. This wasn’t Froggy’s tongue. This was smoother, tapered, and ringed with subtle, mobile barbs. One of the Leviathan’s primary tendrils, emerging from the black pool beside the altar. It nudged, slick with the ocean’s own viscous film, and with a single, inexorable push, the tip slid inside.

Mark cried out, back arching, his hands scrambling for purchase on smooth bone. The stretch was immense, burning and perfect. The tendril didn’t just enter; it unfurled. The barbs, soft and flexible, rotated inside him, massaging sensitive inner walls, seeking the deepest part of him. It pressed ruthlessly against his cervix, and a shockwave of blinding, contradictory sensation—pain, pleasure, violation, completion—ripped through his nervous system.

Froggy’s rumbling click of approval vibrated through the stone. Its massive head nudged Mark’s hip, a gesture that felt oddly possessive, even jealous. Then its tongue pushed forward, blunt and insistent, against his other hole.

“No, wait—ah, fuck!” Mark’s protest dissolved into a guttural moan as Froggy’s tongue breached him there, filling him with a devastating, stretching fullness. He was pinned, speared in both channels, held utterly open between them.

The Leviathan’s tendril began to move. It was a slow, deep piston, withdrawing almost completely before sheathing itself fully again, the barbs creating a devastating drag on the outward stroke that made Mark see stars. Each inward plunge aimed directly for his womb, a rhythmic, claiming pressure that stole his breath. Froggy’s tongue mirrored the rhythm, fucking into him with a coarse, hungry energy, its texture rasping against his oversensitized inner flesh.

The whispers intensified. Images flooded Mark’s mind, not his own: vistas of the deep red abyss, the slow dance of colossal beings, the barren, rocky plains of the moon’s core. And overlaying it all, a focus—a lens of intense, fixated attention—on him. On the heat of his body, the tight clutch of his muscles, the flutter of a human pulse under scaled skin. He was a curio. A pet. A vessel.

Tears, hot and shameful, tracked through the grime on his temples. His body, traitorous and remade, sang a different tune. His hips began to stutter, pushing back against the twin invasions, fucking himself on the monstrous organs taking him. A desperate, broken sound was torn from his throat.

“C’mon,” he panted, the words slurred, barely coherent. “You fucking assholes… you want it… take it.”

He wasn’t sure who he was talking to. The cavern answered anyway. Froggy’s low growl shook the altar. The water of the pool churned, and another of the Leviathan’s tendrils, this one slender and questing, rose to wrap around his thigh, then higher, circling the base of his cock before coiling tightly around his length, stroking him in time with the deep, internal thrusts.

The stimulation was too much, too coordinated, too alien. It wasn’t human. It was a system, a breeding apparatus, and he was the central component. His orgasm built not as a peak, but as a seismic event, a tide rising from the depths of his altered core.

“Please,” he choked, his voice raw, “please, please breed me!”

It was a surrender. It was a plea. It was the only truth left in this crushing, crimson world.

As if his words were the final trigger, Froggy’s tongue plunged deeper, hilted inside him, and began to vibrate with a rough, primal frequency. The Leviathan’s main tendril locked deep, and he felt a hot, rushing flood release directly into his womb, a torrent of some thick, alien essence that filled him beyond capacity. The sensation of being pumped full tipped him over the edge.

His climax was silent, total, a white-out seizure of every nerve. His channel clenched violently around the tendril, his body seizing on the altar as the secondary tendril milked his own release from him in pulsing, helpless stripes across his stomach and the ancient bones below.

For a long moment, there was only the sound of his ragged, sobbing breaths and the wet, soft sounds of their slow withdrawal. Froggy’s tongue slithered out, giving his ass a final, proprietary lick. The Leviathan’s tendrils retreated back into the black pool, leaving him gaping, spent, and dripping with their mixed fluids.

He lay there, trembling, the cool air raising goosebumps on his violated skin. Froggy nudged his cheek, the gesture almost… gentle. The psychic pressure of the Leviathan receded to a distant, satisfied hum in the back of his mind.

He was empty. He was full.

He brought a shaking hand to his lower belly, pressing against the firm, slightly bloated curve. It felt different. Sore. Changed. He knew, with a certainty that bypassed thought, that the thing inside him wouldn’t be human. It would be something of this place. A made thing. A kept thing.

A low, helpless laugh bubbled up from his chest, echoing softly in the Grotto of Whispers. He had wanted to die for his sins. Instead, he was being remade. He closed his eyes, letting the deep, resonant pulse of the blood ocean against the cavern walls lull him into a dark and dreamless sleep. The gods were not done with him yet. They had only just begun.

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