Disable your Ad Blocker! Thanks :)
Chapter 20
by
Shl33
What's next?
Futanari Funhouse Mirror
Steve left Gertrude's office thrilled and a little flustered, his mind replaying the pint-sized realtor's every quirk. At 4'10, she was a compact dynamo of his deepest kinks: short stature amplifying her explosive curves, futanari traits dialed to eleven with that obscene cock peeking like a promise, and her high-pitched voice—a squeaky, cartoonish trill that echoed in his ears like a siren's call. She hit all the right spots, gorgeous in that inevitable way all futanari were, their estrogen-overcompensated bodies sculpted for desire. His erection strained against his khakis as he climbed into the BRZ, the engine's purr doing nothing to calm the throb. He drove around aimlessly, circling suburban blocks and highways, craving something special to cap the day—a wild impulse, maybe a spontaneous hookup or a daring purchase—but ideas fizzled, leaving him wanting. Frustrated, he headed home anyway, the sun dipping low as he pulled into his spot.
Once inside the apartment, the day's tease gnawed at him. He figured it was time—time to explore the form that had ignited this fire. Heading to his bedroom, he stripped once more, the mirror reflecting his evolving male body: the muscular changes accelerating subtly, biceps now defined with visible veins snaking under skin that glowed healthier, the chubby belly receding into a firmer midsection hinting at a six-pack's outline, legs even stronger from that phantom cycling history. It was awesome, a Chad-like upgrade that made him flex and grin. But he knew what was next. He wanted to turn into a futanari. Standing naked before the full-body mirror, heart pounding with anticipation, he willed the shift: "Futanari form."
The transformation began as a subtle vibration deep in his core, like the hum of a distant engine awakening every cell, a symphony of genetic reconfiguration unfolding in exquisite, painless precision. His DNA dictated the blueprint—rooted in his average, unassuming heritage of blue-eyed, brown-haired Midwestern stock, peppered with grey strands from early aging, the sturdy legs of a cyclist, the wide bear-paw hands, the modest proportions that screamed "everyman" rather than Adonis. Yet the futanari essence, woven from his rule as an offshoot of women, amplified it all through that hormonal alchemy: testosterone sparking the third-gender traits, estrogen flooding in overcompensation to hyper-sexualize without erasing his core self. It differed from his male form's rugged functionality and his female form's softened modesty—this was a hybrid alchemy, curvaceous exaggeration blended with his genetic humility, still unmistakably "him" in the blue eyes that sharpened with newfound intensity, the hair that retained its brown-with-grey hue but gained a lustrous sheen, falling in thicker waves to mid-back as if infused with vital serum.
Height settled at a median 5'8, a compromise between male solidity and female delicacy, bones lengthening fractionally in the legs for a leggier stance while compressing subtly in the torso for balance, each vertebra aligning with a soft pop like bubbles in settling dough. Skin transformed first, shedding the male hairiness in a whispering cascade—follicles retracting painlessly, leaving behind a smooth, porcelain expanse that flushed with an inner glow, pores tightening to a flawless texture, faint freckles from his ancestry dotting shoulders and cheeks like inherited stars, but now enhanced with estrogen's silky sheen, velvety to the touch as if oiled by invisible hands. Muscles redefined themselves: the improving male bulk softened yet retained strength, biceps curving into toned femininity without losing the cyclist's power in thighs that thickened plushly, quadriceps and hamstrings swelling with layered fat over sinew, creating a firm yet yielding resilience, calves sculpting into elegant swells that promised endurance. His wide bear-paw hands slimmed at the wrists but kept their breadth, fingers elongating slightly for grace while nails grew a quarter-inch longer, naturally manicured in a pale sheen, practical yet feminine.
The core shifted next, a warm bloom radiating from his abdomen: the chubby belly redistributed with deliberate intent, fat migrating southward and upward in fluid waves, waist cinching to 28 inches with a gentle taper that echoed his female form's subtlety but amplified by futanari excess, creating a nascent hourglass that flared hips to 40 inches—not the cartoonish extremes of Shana or Gertrude, but a pronounced pear lean true to his DNA's modest roots, ass cheeks inflating like rising dough, each glute rounding and lifting into a heart-shaped cushion of plush firmness, dimpled at the base where thighs met, jiggling with nascent hypersensitivity as nerves rewired for amplified pleasure. Upward, the chest expanded in a breathtaking surge—pectoral muscles yielding to breast tissue that ballooned outward, cells multiplying in ecstatic proliferation, forming C-cup orbs (larger than his female B-cups but tempered by genetics, not the G-cup monstrosities of engineered ideals), heavy yet perky, skin stretching taut over them with faint blue veins tracing like rivers under the surface, nipples hardening into sensitive peaks, pink and erect, the internal shift most profound: testicles migrating from scrotum to nestle within these new breasts, swelling them further with fertile weight, each orb now a dual-purpose marvel, lactating potential dormant but fertility humming like a hidden engine, making them sway pendulously with every breath.
Lower, the transformation's crescendo: his penis remained but evolved, lengthening from average to a hypersensitive 8 inches (50% larger than male norms, but grounded in his unassuming DNA, not the 14-inch behemoths of stars like Gianna), thickening to wrist-girth with veined ridges pulsing alive, foreskin retracting slightly for exposure, the glans flushing purple as nerves multiplied tenfold, every touch promising electric overload, while below, the scrotum inverted seamlessly into labia majora, forming a vulva that mirrored his female form but integrated perfectly, inner lips petal-soft and glistening with instant arousal from the hormonal imbalance, clit hooding modestly yet throbbing with that constant futanari horniness. No external balls—now housed in the breasts—but the penis stood as a sexual tool alone, urethra positioned for sitting urination, a feminine echo in this hybrid body. The overall shape leaned pear, thighs plush and rubbing with friction that sparked low-grade lust, ass and hips dominating the silhouette while the upper body balanced with those fertile breasts, no apple-shaped bulk allowed by the rule, only curvaceous inevitability.
Throughout, his face refined: chubby male cheeks slimmed further than in male evolution, blending female softness with futanari vitality—jaw softening but retaining a hint of strength, lips plumping subtly, blue eyes widening with longer lashes, eyebrows arching expressively, the peppered grey in his brown hair gaining a silvery highlight that added enigmatic allure, voice box adjusting to a mid-range timbre, feminine but with a husky undertone unique to him. Scents shifted too—musk evolving into a sweet, pheromonal allure, sweat glands producing a subtle floral note from estrogen excess. Internally, hormones raged: testosterone fueling the cock's hypersensitivity and fertility, estrogen countering with perpetual arousal, a low simmer in his veins making nipples tingle, clit pulse, cock twitch idly.
The shift complete, Steve—now a futanari version of herself—stared at the mirror, breath catching. Different from male ruggedness or female averageness, this was him amplified through the third gender's lens: curvier than female, more potent than male, yet still grounded in his DNA's humility—not a bombshell, but an alluring hybrid with blue-eyed familiarity gazing back, body humming with ready desire.
What's next?
Disable your Ad Blocker! Thanks :)
The Rulebook
You find a Rulebook that lets you rewrite the rules any organization has to follow
A lucky protagonist stumbles across a magic book that lets them rewrite the rules.
Updated on Jun 10, 2026
by Ggnt
Created on Jul 27, 2017
by ashes2ashes
You can customize this story. Simply enter the following details about the main characters.
- 140,879 Likes
- 58,894,227 Views
- 8,542 Favorites
- 31,651 Bookmarks
- 6,701 Chapters
- 71 Chapters Deep
- All Comments
- Chapter Comments