This was made using a local install of Reforge for Stable Diffusion using 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.

For the upload Tail Tagger was used to assist in tagging: https://github.com/renfald/tail-tagger . Along with the JPT-3 for AI assisted tags: https://huggingface.co/RedRocket/JTP-3/tree/main/models?not-for-all-audiences=true

The moon hung high and silver above Ponyville, casting a soft, silvery glow through the tall bedroom window. The air inside was thick with the heavy, sweet scent of night-blooming jasmine that Fluttershy always kept in a small vase on the nightstand. It mixed with the rich, warm aroma of polished wood and the faint, earthy perfume of lavender sachets hanging from the curtains. A single lamp on the dresser cast a warm, golden light that made everything look like it was wrapped in honey—soft shadows pooling on the purple rug, delicate flecks of moonlight dancing across the wooden floor.

Fluttershy stood in the center of it all, her massive body glowing in the lamplight like a living statue carved from warm butterscotch. Her long pink mane spilled down her back in silky waves, the ends curling gently around her thick thighs. Her golden wings were half-spread behind her, the soft white feathers catching the light with every tiny quiver. She wore only the blue flower crown on her head and a single pink ribbon tied around the base of her colossal cock—something she’d done earlier, nervously, when the sheer size of it had made her blush so hard her ears had turned scarlet. The ribbon was now slick and shiny with a thin trail of her own precum that kept dripping in slow, steady strands onto the rug.

Her breasts—each one larger than her own head—rose and fell with every shaky breath. They were perfectly round, impossibly heavy, the pink areolas wide and puffy, nipples thick and stiff like ripe cherries. A faint sheen of sweat made the golden fur of her chest glisten, and the deep, rhythmic throb of her heartbeat made her cleavage jiggle softly with every inhale. Her waist was tiny, her hips wide and plush, and her thighs were thick and powerful, each one thicker than a stallion’s. Between them hung the most obscene, obscene weight in all of Equestria.

Fluttershy’s cock was pink—bright, shocking pink, like the inside of a rose petal dipped in silk. It curved upward in a heavy, arc-shaped pride, easily twelve hands long and so thick at the base that her two hands couldn’t meet around it. The shaft was veined like living ropes, the skin smooth yet ridged with every pulsing beat. The head was huge, flared, and a deep rosy pink, already leaking thick ropes of clear precum that oozed from the slit in heavy, glossy strings. It twitched visibly with every breath she took, slapping wetly against her own swollen belly with a soft, obscene *plap-plap* sound that made her blush even deeper.

And her balls—oh, her balls. They were gigantic, hanging low and heavy beneath the monstrous length of her shaft, each one easily the size of a watermelons. Swollen, shiny, and dark pink, they dripped with sweat and pre. The scrotum was stretched so tight it looked ready to burst, the skin wrinkled and veined, every ripple and pulse visible. A constant, warm trickle of precum leaked from the base of her cock, running in rivulets down the underside of her shaft and over the heavy globes of her balls, making them glisten like wet pink stones.

Fluttershy’s breath came in tiny, embarrassed little gasps. Her big blue eyes were wide, lashes fluttering, cheeks burning crimson as she looked down at her own body. She could feel every single one of her senses screaming at her— the slick, warm press of the air against her dripping pussy lips, the faint ache of her swollen clit, the heavy, wet slap of her own cock and balls swinging with every tiny shift of her weight, the soft, rhythmic throb that made her knees feel weak.

“U-um…” she whispered to herself, voice trembling like a leaf in the wind, soft and feminine and utterly broken. “I-I hope I’m not too… big…”

The words came out in that shy, breathy voice she always used when she was embarrassed, but they were followed by another helpless little whimper. She shifted her weight, and the colossal pink cock swung heavily between her thick thighs, slapping against the inside of her left leg with a wet *whap*. A thick glob of precum flew off the tip and landed on the rug with a soft *splat*. Her enormous balls jostled, rubbing together with a heavy, slick sound, sending a shiver of unwanted pleasure up her spine.

She was so, so sexy. The way her body curved—hourglass perfection, back arched just enough to push her chest forward, belly soft and plush, the puffy pink lips of her pussy peeking out between her thighs, glistening and swollen. The little butterfly cutie mark on her flank fluttered as she trembled. The flower on her tail curled and swayed. Every inch of her was made for sin, and yet she was still the same gentle Fluttershy who whispered to wounded birds and cried at sad movies.

Her cock pulsed again, even larger now, the head flaring wider as more precum beaded at the tip. It leaked in a steady, rhythmic drip-drip-drip, each drop falling with a tiny *plop* onto the rug. The scent of it—salty, musky, sweet—filled the air and made her thighs clench together involuntarily, her swollen pussy lips parting just a little more.

Fluttershy’s ears flicked back, her eyes squeezed shut for a moment as she tried to hide how much she wanted someone—anyone—to see it. The sheer overwhelming size of her cock and balls made her feel both ashamed and desperately aroused. She was the shyest pony in Equestria, the one who never raised her voice, the one who would apologize to a butterfly for touching its wing, and yet here she was, standing in her bedroom with the biggest cock and the biggest balls in the entire world, leaking like a faucet and still whispering to no one in particular that she hoped she wasn’t too big.

Her wings gave a single, helpless flutter. The pink ribbons around her shaft shifted, smearing more of her own juices along the sensitive underside. A low, broken moan escaped her throat as her hips rocked forward on their own, the massive pink cock bobbing heavily, the heavy globes of her balls swinging back and forth with every tiny movement.

She was perfect. She was ridiculous. She was Fluttershy—shy, gentle, flower-loving Fluttershy—and right now, in the warm lamplight of her bedroom, with the moon watching through the window and her own superhuman body on full display, she was the sexiest, most embarrassingly huge futanari Equestria had ever seen.

And she still couldn’t stop whispering, voice trembling, “I-I hope I’m not too… big…”