This was made with a local install of Reforge using the model StableMond: https://huggingface.co/Xeno443 . I'd recommend any or all of the 'Mond models, they're all some of the best furry SDXL models.

I used Tail Tagger for tagging assistance: https://github.com/renfald/tail-tagger . Along with the JPT-3 model for AI generating tags: https://huggingface.co/RedRocket/JTP-3/tree/main/models?not-for-all-audiences=true

The lair was quieter than usual tonight. The Turtles had ventured topside hours ago on a reconnaissance mission against a new Foot Clan sighting, leaving April alone with Splinter in the dim glow of the sewer home. She’d come down to drop off some research files on Shredder’s latest tech thefts, but the conversation had lingered. Splinter, ever the attentive listener, had poured her tea from his small ceramic pot, the steam carrying hints of jasmine and earth. They sat on the worn cushions near his meditation corner, the distant drip of water echoing like a slow heartbeat.

April shifted, her yellow jumpsuit clinging to her curves after the humid trek through the tunnels. At 28, she was no stranger to danger, but something about Splinter’s presence always unsettled her in a deeper way—his calm amber eyes, the quiet strength in his furred form, the way his tail curled thoughtfully when he spoke. Tonight, his red robe hung loosely, revealing the powerful lines of his chest beneath the brown fur.

“You carry much tension, April,” Splinter said softly, his voice a low rumble that vibrated through the air. He placed a paw on her shoulder, claws retracted, the touch warm and firm. “The battles weigh on you as they do my sons.”

She shivered at the contact, heat pooling unexpectedly between her thighs. “Yeah… it’s been a lot lately. Constant running, hiding. I guess I could use some… release.”

His whiskers twitched. He inhaled deeply, nostrils flaring as he caught her scent—arousal, sharp and sweet beneath her usual vanilla shampoo and city sweat. Splinter’s eyes darkened, ancient wisdom mingling with raw instinct. “Release can take many forms,” he murmured, paw sliding down her arm. “If you wish it, I can show you one.”

April’s breath hitched. This was Splinter—wise, paternal, forbidden. But the ache in her core overrode reason. She nodded, leaning in, lips brushing the soft fur of his muzzle. “Show me, Master Splinter.”

Their kiss was slow at first, exploratory. His tongue, longer and textured than a human’s, swept into her mouth with surprising gentleness, tasting of tea and something primal—musky, wild. She moaned into him, hands tangling in his robe, pulling it open. His body was a revelation: lean muscle under sleek brown fur, scars from old battles, and lower… her hand brushed the heavy swell between his legs.

Splinter growled low, a sound that vibrated through her chest. He broke the kiss, guiding her hand lower. “Touch me, April. Feel what you awaken.”

Her fingers wrapped around the base of his cock as it emerged from its sheath—massive, thicker than her wrist, ridged with subtle veins under velvety furred skin. It throbbed hot in her palm, easily over a foot long, the tapered head already glistening with precum that smelled strongly of salt and animal musk. Below it hung his balls, enormous and heavy, each the size of a large orange, covered in soft fur, swaying with weight that promised endless virility.

“Oh my God,” April whispered, eyes wide, stroking him slowly. The skin was silky yet firm, pulsing with heat. “You’re… huge. So fucking huge.”

Splinter’s paw cupped her chin, tilting her face up. “And you are beautiful in your desire.” He shed his robe fully, standing proud, tail lashing. Then he undressed her with deliberate care—unzipping her jumpsuit, peeling it down to reveal her pale skin, full breasts with pink nipples already hard, the trimmed auburn curls between her legs already slick.

He laid her back on the cushions, the fabric rough against her skin, contrasting the softness of his fur as he hovered over her. His muzzle trailed down her neck, nipping lightly, whiskers tickling her collarbone. The scent of him enveloped her—warm fur, faint incense from his meditations, and that overpowering musk from his arousal.

Splinter’s tongue lapped at her breasts, rough texture dragging over her nipples, making her arch and gasp. “Ahh—yes, like that…” He sucked one into his mouth, teeth grazing just enough to spark pain-pleasure, while his paw kneaded the other. Lower, his tail coiled around her thigh, spreading her legs wider.

When his muzzle reached her pussy, April was dripping, the air thick with her tangy arousal. He inhaled deeply, rumbling approval. “So wet for me already.” His tongue—long, flexible, and textured like fine sandpaper—delved in, lapping broad strokes from her entrance to her clit. The sensation was electric, overwhelming; every lick sent jolts through her body, the wet sounds obscene in the quiet lair.

“Splinter—fuck—your tongue is incredible!” she cried, hips bucking. He pinned her down with ease, paws gripping her thighs, claws pricking lightly. He circled her clit relentlessly, then plunged deep inside her, fucking her with his tongue until her first orgasm crashed over her—sharp, blinding, juices flooding his mouth as she screamed his name, body convulsing, vision sparking white.

He didn’t stop. As she came down, panting, he rose, cock fully erect now, dripping precum in thick strands. “More,” he commanded softly, voice husky. “I will give you more.”

April reached for him, guiding that monstrous cock to her entrance. The head alone stretched her, burning deliciously as he pushed in inch by inch. “It’s too big—oh God, it’s splitting me—don’t stop!” The fullness was intense, every ridge dragging against her walls, filling her completely. His balls slapped heavily against her ass as he bottomed out, the weight of them a constant reminder of his potency.

Splinter thrust slow at first, letting her adjust, the wet squelch of her pussy taking him echoing with each movement. His fur brushed her skin like silk, sweat mingling, scents of sex thick in the air—her sweetness, his musk, the earthy dampness of the sewers.

“You take me so well,” he growled, pace building. “Feel how deep I am.” He angled his hips, hitting her G-spot with every powerful stroke, balls swinging to slap her ass rhythmically—thud, thud, thud.

April clawed at his back, nails digging into fur. “Harder—fuck me harder, Master!” Her second orgasm built fast, coiling tight. He obliged, pounding into her, the cushions creaking, her breasts bouncing with each impact. When it hit, it shattered her—waves of ecstasy ripping through, pussy clenching around his massive cock like a vice, squirting around him as she wailed, “I’m cumming again—fuck, yes!”

He flipped her onto her hands and knees without pulling out, tail wrapping her waist for leverage. From behind, he was relentless, cock slamming deeper, balls smacking her clit with every thrust. The angle was brutal pleasure; she could feel him in her womb, stretching her impossibly.

“Look at you,” Splinter rumbled, paw reaching around to rub her clit in firm circles. “Taking your master’s cock like a needy slut. Cum for me again.”

The dirty words from his wise mouth pushed her over—third orgasm exploding, body shaking violently, vision blurring as she collapsed forward, ass up, babbling incoherently. “Too much—can’t—oh God, more!”

Splinter’s rhythm faltered, his balls drawing tight, heavy and full. “One more, April. Give me one more, and I will fill you.”

He pulled her upright against his chest, one paw on her breast, the other on her clit, fucking up into her with short, savage thrusts. The overwhelming fullness, the slap of fur on skin, the scent of their combined release— it sent her spiraling into a fourth, mind-blowing climax. She screamed, whole body seizing, pussy milking him desperately as stars burst behind her eyes.

Only then did Splinter roar—a deep, animal sound—and cum. His cock swelled, pumping rope after thick rope of hot, viscous seed deep inside her, so much it overflowed, dripping down her thighs in creamy rivulets. His balls pulsed visibly, emptying load after load, the heat flooding her like liquid fire.

They collapsed together, his weight comforting over her, cock still twitching inside. April trembled in aftershocks, every sense overwhelmed: the taste of him on her lips, the smell of sex heavy in the air, the feel of his fur damp with sweat, the sound of their ragged breathing, the sight of his satisfied eyes gazing down at her.

“You… are incredible,” she whispered, voice hoarse.

Splinter nuzzled her neck, tail entwining with her leg. “And you, my dear April, have found the release you sought.” He kissed her forehead gently. “But should you need it again… I am here.”

In the quiet lair, the distant drip of water resumed, but the air hummed with new, forbidden heat.