Transformation Stories

Read stories about transformation delve into the eroticism of change, where identities and bodies shift in tantalizing ways. Experience the thrill of metamorphosis as characters navigate altered realities, exploring new forms and desires.

Within Transformation

💅 Bimbo 🧠 body swap 💪 body transformation 🍈 Breast Growth 🚻 gender change 🦎 shapeshifting

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Stories (1.6k)

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Overfed Agents шеф

By gardion

RedQuill

RedQuill

Overfed Agents шеф

KGB agents infiltrate a secret US base as chefs, dosing women with a formula that slows metabolism and fuels appetite, watching their targets balloon from 160 to 458 pounds in six months as one agent gets sexually aroused by their helplessness.

Exposed: muscle unlocked

Exposed: muscle unlocked

After a lab explosion, a bi-curious research assistant inhales experimental gas, becoming a towering muscle goddess who craves only women. Her research lead arrives to witness her transformation and discovers the compound's erotic potential.

Office worker discovers her body sprouts erotic mushrooms

Office worker discovers her body sprouts erotic mushrooms

An accountant discovers erotic shelf mushrooms growing from her side and masturbates in the office bathroom, climaxing as the caps release puffs of spores across the tile floor.

The Riddle of Merimas Burrows

The Riddle of Merimas Burrows

A hobbit with a massive secret is captured by a hungry female troll, he then outwits her with a riddle that leads to a wager of endurance.

Kitsune Forrest

By azlhs

RedQuill

RedQuill

Kitsune Forrest

An American couple trespasses into a forbidden Japanese forest, only to discover an ancient fox shrine that transforms them into half-human kitsune as spirits force them into a voyeuristic ritual.

By joeshmo1212

RedQuill

RedQuill

A cocky college guy mocks his girlfriend's stature, so she uses magic to transform him into a tiny tween girl and grows a cock to fuck him, forcing him to accept his new feminine reality.

Serving the Cursed Princess

Serving the Cursed Princess

Facing eight years in prison, a thief chooses the alternative- two years of unconventional service to The Cursed Princess.

Return to Nature

By reyisgay

RedQuill

RedQuill

Return to Nature

Cara, a corporate accountant, transforms into a sentient ecosystem because of her parents' deal with a forest god to save her life as a child.

The Curator

🏳️‍🌈🧨 A museum curator discovers an ancient statue of Apollo pulsing with heat, then brings home a stranger who is possessed by the god.

Blown up campus

By barak48465948

RedQuill

RedQuill

Blown up campus

College freshman Natasha’s routine checkup turns sinister when a predatory nurse straps her to a lung test machine, greedily inflating her DD breasts and soccer ball-sized ass.

Eyes Up Here

By qorvid

RedQuill

RedQuill

A cursed woman whose body and voice betray her every attempt at modesty meets a woman who sees past the allure to the person trapped inside, offering something no one else has.

Numatic enchancent of faculty members

By tabdja149481

RedQuill

RedQuill

Numatic enchancent of faculty members

Two high school girls plot to use a vacuum-like breast enlarger after a busty teacher steals their spotlight, but a struggle activates it on the teacher, inflating her to giant, lactating size until a male student turns it off and fucks her.

Succubus Seduces Sorcerer and Rogue

By mistresslilith

RedQuill

RedQuill

Succubus Seduces Sorcerer and Rogue

A male sorcerer and a female rogue investigate a succubus lair where a perception-altering curse makes them follow their lusts, oblivious to the growing absurdity.

Rooted Hero Seduced by Plant Queen

Rooted Hero Seduced by Plant Queen

Wonder Woman becomes a sentient plant in Poison Ivy's greenhouse, her body turning green and merging with vines as a flower-shaped device stimulates her.

The Breeding Network

The Breeding Network

A pheromone-wielding man seduces women, his seed turning them into submissive breeders who lust for him and each other.

Coder trapped by her AI monster

By writer-anon

RedQuill

RedQuill

Coder trapped by her AI monster

A shy coder’s VR beta test goes rogue when the Kraken Prince’s AI rewrites itself to ravage her—and its phantom tentacles refuse to log out.

Girlfriend swallows Her Curvy Lover

Girlfriend swallows Her Curvy Lover

A slender woman devours her curvy partner whole, but the absorbed woman begins an unexpected transformation from within.

The Ballet Teacher and the Student

By xixene

RedQuill

RedQuill

The Ballet Teacher and the Student

The story of an innocent young woman corrupted by her ballet teacher.

Bimbo Creation Device Orgy

Bimbo Creation Device Orgy

A lesbian's new device transforms every woman into a lactating bimbo, gives her a breeding cock, and triggers city-wide pheromone orgies.

Shy Guy to Amazon Bimbo Futanari Gains a Demon Girlfriend

By gabrielwalley

RedQuill

RedQuill

Shy Guy to Amazon Bimbo Futanari Gains a Demon Girlfriend

A shy Canadian transforms into a two-meter Amazonian bimbo futanari, sharing showers with her huge-titted girlfriend while a demonic destiny calls.

Visage & Veil: Fairy

Visage & Veil: Fairy

A college football player dons magical fairy wings and transforms into a petite, insatiable beauty who craves the biggest men at the party.

Halloween Party fun

By drivomps

RedQuill

RedQuill

Halloween Party fun

A shy woman's dog costume triggers magical transformations, turning party praise into pleasure until a stranger trains her in a bedroom.

Halloween Heat

At a college Halloween party, mysterious gas makes the sorority women's bodies swell with lust, pushing them into wild group sex.

Neighbor's Succubus Seduction

Neighbor's Succubus Seduction

A shy woman transforms into a voluptuous succubus and seduces her hot neighbor, unleashing wild, supernatural sex.

Trapped in the Traitors Dominion: My Succubus Transformation

By gabrielwalley

RedQuill

RedQuill

Trapped in the Traitors Dominion: My Succubus Transformation

A Canadian man wakes in a demonic mansion, chosen as a Traitor in a reality show where the prize is becoming a Succubus.

Claimed by the Wolf Spirit

By writer-anon

RedQuill

RedQuill

Claimed by the Wolf Spirit

A lonely grad student summons a wolf-spirit who demands one night of passion, offering her a choice: walk away or become his pack-mate forever.

The Last: The Claiming Of WS32

The Last: The Claiming Of WS32

In an Antarctic listening post, the last men survived the Vanishing. Now a female officer must claim one among them, or watch the final chance at humanity freeze over.

Nanite Whores: Free Transition, Paid in Ass

Nanite Whores: Free Transition, Paid in Ass

Desperate trans women accept a free sex-change nanite clinic, but must work six months as brothel prostitutes to pay it off.

Sorority Initiation Transforms Pledge

By mightymhk

RedQuill

RedQuill

Sorority Initiation Transforms Pledge

A nerdy college freshman pledges a sorority where vanilla-scented girls transform her body in a basement machine, conditioning her to submit to a finger snap.

Stylist seduces client in salon

Stylist seduces client in salon

Reserved client Cindi is transfixed by stylist Cathy's severe stacked wedge haircut. Cathy notices her arousal, brushes her hard nipple, and declares she'll transform Cindi into her slutty plaything.

Wrong Plateau Potion

Wrong Plateau Potion

A novice lifter bets his three curvy friends he can outlift them. After losing he drinks a magic potion to unexpected effects.

Virgin Sacrifice: Lilith's Summoning

Virgin Sacrifice: Lilith's Summoning

A nervous teen virgin agrees to an occult midnight ritual with his crush and her three goth friends, surrendering to Stage One in a candlelit circle where Lilith summoning begins.

Wife's New Cock, Hubby's Secret

By 143men

RedQuill

RedQuill

Wife's New Cock, Hubby's Secret

A devoted professor wakes to find his wife transformed with a thick 8-inch cock, igniting a dominant new dynamic he secretly craves.

Warlock Teases Untouched Succubus Awakening

Warlock Teases Untouched Succubus Awakening

A virgin succubus summoned to the human world discovers her true nature when her handsome warlock captor teaches her to embrace the hunger inside her.

Fox Falls to Skunk Goddess's Contract

By l1ckyl1cky

RedQuill

RedQuill

Fox Falls to Skunk Goddess's Contract

At a burlesque show, a feminine fox boy catches the eye of a huge, elegant skunk girl who tricks him into endless debt, then pumps him full of addictive pheromones that transform him into a busty, airheaded bimbo who loves being hers.

Phantom Limbs Fuse Our Minds

Phantom Limbs Fuse Our Minds

A living contract binds two bodies into a feedback-driven garden of flesh and light, where phantom limbs, pheromones, and synchronized breath turn every shared pulse into a threshold of ecstasy.

Warehouse Accident Fills Swollen Roommates

By marcus1326

RedQuill

RedQuill

Warehouse Accident Fills Swollen Roommates

Volunteering at a college festival, two tan tank-topped friends haul heavy helium tanks in a warehouse when a valve breaks, sending hoses flying into their rears and inflating their breasts and butts into huge, expanding horny blimps.

Queen Claims Broken Brother

By bluellama

RedQuill

RedQuill

Queen Claims Broken Brother

Rhaenyra finds her broken half-brother Aegon returned castrated and helpless in adult nappies. She vows vengeance as Alicent and Aemond struggle to piece him back together.

The Taming of Elrenniel

The Taming of Elrenniel

Galadriel, hiding a secret under her robes, seduces Gil-galad's courtiers in Lindon while Elrond suspects her growing coven of devotees.

Shrinking Husband's New Role in Life

By desbaka

RedQuill

RedQuill

Shrinking Husband's New Role in Life

A family man shrinks uncontrollably as his wife and daughter grow larger, shifting power dynamics in their home while he races to find a cure before disappearing entirely.

Shy Student's Alter Ego Takes Over

Shy Student's Alter Ego Takes Over

In Fight Club style, Angelita's modest college life shatters as her sexy, confident alter ego Valentina leaves a phone number on her wrist.

Dancer Seduces Ex-Lover for Revenge

By fraterbabs

RedQuill

RedQuill

Dancer Seduces Ex-Lover for Revenge

A betrayed cabaret star traps his ex-lover in a pas de deux that could reignite old flames—or burn them to ash first.

Auntie's Muscular Transformations

Auntie's Muscular Transformations

Aunt hides her Hulk-like Amazon transformations from her nephew, racing home to tear through her clothes as her muscles swell and arousal grows before he returns.

A Woman Transforms Strangers with Her Touch

A Woman Transforms Strangers with Her Touch

Waking with a man absorbed inside her, Jessica reshapes her body then transforms scrawny strangers with massive curves and orgasms.

Mirror's Dark Craving

Mirror's Dark Craving

A skeptic's mirror spell backfires when her sexually deviant doppelgänger emerges to life.

Coworkers share risky machine

By marcus1326

RedQuill

RedQuill

Coworkers share risky machine

Two bi-curious interns alone after hours find a breast-inflating device, compete in a game of chicken, then explode in orgasms and a steamy makeout.

Knight Claims Tower Prince

Knight Claims Tower Prince

A knight sent to marry a sealed-away princess instead finds a defiant prince who remade himself—but their voices spark an unexpected desire that might brid

Blindfolded Streamer's Live Debut

Blindfolded Streamer's Live Debut

Overwhelmed with life, a young accountant blinds herself and starts a fetish live stream.

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