TF and Ex Kink: Butt Growth

Character’s butt gets larger

9 May 2023

Time to Read: 11 minutes

A scion of a powerful magical family, everyone expected Demma to be as successful as her siblings. Thing is, Demma might have the knack, but she lacks the power. So when she stumbles across a tome that is supposed to heighten the user's connection to the world's magic, she doesn't hesitate to get ahold of it--even if it means stealing it...

breast expansion to huge sizes, drunk on power, eldritch being, getting more than they bargained for, her breasts go past her waist, hourglass expansion to huge sizes, I can stop any time, living object, merged with an otherworldly entity, obvious plot hook is obvious, power corrupts, literally, there's a reason it's forbidden, they get taller, they have plans, weak mage seeks power, you know where this is going

19 Aug 2020

The Far Shore

Time to Read: 18 minutes

Microfiction Prompt: "When I wished I could understand women, I didn't think this would be how it turned out!"

a dramatic change in appearance, a dramatic change in personality, a Faustian bargain, casually channeling the divine, going along with the weird, magic is real, magical clothing, my wife is a witch, overwhelmed by sensations, that belongs at the fetish club, They are lesbians in the end, they have Fay blood, thirst over logic, unsure to accepting, utterly transformed

13 Oct 2019

A Present Fantasy

Time to Read: 3 minutes

Who would have thought splicing a tiny bit of ogre into an otherwise mundane formula for a temporary, fast-acting growth spell would be this effective?

a dramatic change through magical science, getting more than they bargained for, overwhelmed by sensations, reader is the pov, science and magic, she gets much bigger

12 Oct 2019

The Far Shore

221 – It Began With a Conversation

Time to Read: 7 minutes

What seems like an innocuous opportunity for Barton to help out a coworker may very well change their life far more than they ever expected.

altersex, apartment sharing, Both an amazon and a gyaru, in media res, snarky redhead, tall, buff, and blonde, transformed into a goddess, workplace romance

4 Sep 2019

A Present Fantasy

Time to Read: 8 minutes

After a bloody encounter with a wolf infected by the lycanthropy virus, a woman finds herself hopeless and depressed as she waits for the first full moon. However, her first encounter with the silver light goes differently than she expected...
Contains: altersex/crossgender content.

monster wife, overwhelmed by sensations, painful transformation, she gets bigger, she gets fit as hell, she gets hairier, she grows a tail, she is a werewolf

18 Aug 2019

A Present Fantasy

218 – Like an Exposed Reactor Core

Time to Read: 14 minutes

While preparing for Beltane, a mishap on Walpurgisnacht results in a witch and her concubus familiar merging into a new singular body that is neither magi, daemona, or lilin but something...else. Something which borders on pure mana merged with pure lust and given form. Surely, a normal person would find this upsetting, were it to happen to them, however, the transformed witch seems to be enjoying the situation–perhaps even too much...

accidentally out of control, assuming another identity, barely holding it together, bigger than should be possible, daemons aren't just evil, elevated to godhood, experimenting with one's body, her breasts go past her waist, magic gone haywire, misty does worldbuilding, monster girls have more fun, much more than the sum of their parts, overwhelmed by sensations, reality is malleable, she gets taller, she gets thicc, smothered by figurative language, they have eyes elsewhere, utterly transformed, wedding night tragedy

7 Aug 2019

A Present Fantasy

161 – Cycle’s Climax

Time to Read: 6 minutes

Lenore's time of the month was... complicated. A woman with a bit of magical cat in her heritage, her cycles had extra symptoms. Transformative ones. She normally would take off the days where she would peak, but in the shuffle of switching to a new team, she ends up traveling to a conference that week. Can she control the heat of her feline nature on the flights or will her ailuranthropy turn into her horny, cat-girl before she makes it to the hotel room?
a transformation governed by biology, catgirls, covert mutual masturbation in public, dragons are intersex, finds their transformation arousing, having sex in an airplane lavatory, joining the mile high club, masturbating in a public restroom, monster girls have more fun, more than they appeared to be, more than they bargained for, romance movie-style coincidence, self-imposed exile, suddenly in lesbians, the meet cute, the sex toy abides

26 Jul 2019

A Present Fantasy

119 – A Chimera and A Mage

Time to Read: 22 minutes

Tonight would be date three with the tall dark and handsome chimera he met online. This time, they were going back to Basa's place after dinner, and Jeff could not hold down his excitement, anticipation, and anxiety if he tried. While taking a tour of his date's laboratory, Jeff discovers Basa's next project, a potion of "ideal beauty" that last for a few days. However, neither of them expected what would happen after Jeff had a few drops.

accidentally out of control, assuming another identity, chimeric character, chunky strongman build, clothing destruction, embarrassed by the changes, getting more than one bargained for, going along with the weird, hyper masculine becomes hyper feminine, I sort of knew I was an egg, influenced by memories, inhuman penis, magic gone haywire, outgrowing one's clothes, overcompensating on gender, overwhelmed by sensations, personal discovery, self-controlled transformation, sex on the third date, they are gender curious, they have experience with changing genders, things work out in the end, thirst over logic, transformation controlled by emotion, using magic to transition

21 Jul 2019

Deux Among Us

117 – The Gift Which Keeps Giving

Time to Read: 26 minutes

A night out with her girlfriend takes a dramatic turn after Hazel inadvertently comes out to her mother and receives something her late father wanted her to have. A necklace with a gemstone that seems to shift in the light like it contains some sort of fluid...

accidentally out of control, becomes hyper busty, bigger than should be possible, college student, demon lesbians, going along with the weird, like reality unless noted, perception filtering, possessed magical item, the growth is caused by emotions, the petite shall become enormous, their father is out of the picture, they fight with their mother, they wanted you to have this, thirst over logic, unsure to accepting, young love

19 Jul 2019

The Horned Crown Imperium

162 – An Interview

Time to Read: 6 minutes

As Taulic's forces close the stranglehold on her world, an Elvish warrior princess tries to make a deal with Taulic's lieutenant, Hythena of the Azure. What will the right hand of the Daemon Lord ask of the last uncorrupted royal?

deal with the devil, demon lesbians

17 Jul 2019

Eros Corp.

116 – xxxHiGH Powered Growth

Time to Read: 6 minutes

An older woman with a taste for younger men. A personal trainer with a body to die for. A recalled protein powder. Things are bound to get out of hand...

a dramatic change through iffy science, already big, but want to get bigger, bigger than shoulder be possible, courgar, developing a taste for growth, developing a taste for large insertions, feeling more youthful, fucking for hours, getting more than one bargained for, her breasts go past her hips, her breasts go past her knees, her breasts go past her navel, her breasts go past her waist, her breasts go to the floor, outgrowing one's clothes, outgrowing the room, sex with their personal trainer, somehow, all of that dick fits, tainted protein powder, their dick goes down to their knees, their dick goes halfway down their thigh, their dick is a bit thicker than their wrist, their dick is much thicker than their wrist, their dick is quite a bit thicker than their wrist, their dick is thicker than their wrist, their libido is out of control, well, might as well fuck

15 Jul 2019

A Present Fantasy

114 – Annasi Tome

Time to Read: 10 minutes

A half-Nymph working in the Grand Library makes the discovery of a lifetime when she finds a strange book bearing the likeness of a spider. It looks like one of the mythical Annasi Tomes, but there is only one way to know--is it worth dying over?

a book with all that there was, is, and will be, a dramatic change in appearance, a Faustian bargain, an unexpected outcome, Chosen by the Goddess, power finds those who do not seek it, she has blue skin, spider woman, their mind is filled with more knowledge than they can handle, their partner is bigger than them, their partner is into it, they gain limited shapeshifting powers, women in a long-term relationship

14 Jul 2019

Eros Corp.

113 – Self-Discovery is a Helluva Drug

Time to Read: 10 minutes

Tonight was the night the rest of their lives began. After months of changes and training, the tall but shy guy in IT has become a confident, sexy woman who has stolen Meredith's heart. She had expected to get a lap dog, but, honestly, this is better...

another victim of general asshole townbridge, drugs with convenient effects, experimenting with one's body, he becomes a woman

6 Jun 2019

The Far Shore

142 – A Difference of Fantasy

Time to Read: 6 minutes

An empathic shapeshifter is tired of her dates all turning out the same way--with her tits bursting out of her top. Will she ever find someone who doesn't fantasize about how busty she can get?

28 May 2019

Deux Among Us

171 – Chosen By Passion

Time to Read: 9 minutes

A chance encounter with something divine changes a woman's life forever...Warning: Altersex content ahead

Amazonian trans girl, becoming the you from another reality, Chosen by the Goddess, expansion of awareness to handle increased pleasure, fuck my old life, getting more than one bargained for, rewriting one's personal past, she gets buff as hell, she gets swole, she gets taller, tall and buff woman with a penis, turned into a demigoddess, using magic to transition, utterly transformed, was trans and is now altersex, willing submission, wishes are never what they sound like

3 Jan 2019

A Red Light District Story

Her Story

Time to Read: < 1 minutes

A woman's body modification fantasies lead her to another world where size fetishes are part of everyday life. There, she clones herself to pursue her conflicting bodily desires...
a character is genre savvy, a dramatic change through iffy science, a magic potion leads to dramatic changes, a world that runs on fetish logic, a world were public nudity is okay, a world where sex in public is okay, bigger than should be possible, bucking gender conventions, Every woman is hella hung, having sex in the gym showers, iffy science, impossibly massive growth, it went better than expected, of course the super-endowed amazon has a horsecock, She breaks studs for fun, she gets bigger, she gets buff as hell, she gets covered in cum, she has a bimbo fantasy, she has an amazon fantasy, she has near-endless stamina, she has several tattoos, She loves being at the gym, she loves it when people pay attention to her, she loves it when people praise her, she might look like a bimbo, but that don't mean she's into YOUR dick, She's a big domme, She's a bratty sub, she's a Junoesque woman, she's a Russian bimbo, she's an instagram model, the growth is caused by emotions, the growth is caused by orgasm, white chick is weak for big black cock, wildly successful

25 Jul 2018

The Far Shore

198 – More Than One Way to Be a Stud

Time to Read: 17 minutes

A bookish, introverted man wants to shake that persona and be more popular. Trust his cousin, a witch, to give him exactly what he is looking for--and more.

anal fingering, barely-contained curves, bathroom blowjob, bathroom hookup, getting more than they bargained for, impossible blowjob, pecs so big they could be tits, sex at work, their ass gets bigger, their ass is huge, they become hyper-masculine, they get bigger, they get much bigger, they get much taller, they get taller, they grow a big dick, they grow a huge dick, they put on a lot of muscle, they put on some muscle

21 Mar 2018

The Far Shore

190 – Devil with a Greed Tattoo

Time to Read: 12 minutes

She had been clueless about what the Hebrew symbols meant, they were just something that had looked cool in an anime. Yet, after a nightmarish evening, it seemed that those five characters contained a power she could draw on. Now, with 'Greed' branded upon her, she is being transformed into something... Biblical. Warning: This is far darker than my usual work and there are trigger warnings for several mentions of attempted rape

accidentally out of control, and that's how I became a supervillain, assuming another identity, cumming makes me bigger, don't call me a succubus, embarrassed by the changes, femme fatale, flashback powered narrative, going along with the weird, in medias res, nymphomania ain't easy, out-maned by his woman, overwhelmed by sensations, revenge sex, secret transformation, serial monogamist, thirst over logic, totally a voice over, unexpected awesomeness, unsure to accepting, using magic to transition, utterly transformed, vigilante justice, woman on a mission

9 Mar 2018

Eros Corp

183 – Clearance Candies

Time to Read: 14 minutes

The best thing about the day after a holiday is getting all the clearance candies. Is there such a thing as too much of a good thing? Warning: Extreme Transformations ahead!

22 Jul 2017

144 – Z-Gene

Time to Read: 10 minutes

Out of the blue, a man in his twenties has started to transform whenever he is aroused and he soon discovers his condition is due to the "Z-Gene" mutation. During an already trying time in his life, he didn't need an identity crisis as well...

a dramatic change through iffy science, a supportive partner, cumming makes me transform, experimenting with one's body, getting more than one bargained for, going along with the weird, her breasts go past her waist, here for all of you and not just your looks, I had no idea that was my fetish, iffy science, in medias res, outgrowing one's clothes, overwhelmed by sensations, she gets bigger, she has an amazon fantasy, shortstack, stuck in the middle of the sex continuum, their partner is into it, things work out in the end, thirst over logic, trying their best, utterly transformed, visibly growing

7 May 2017

Eros Corp.

100 – An Expansive Hangover

Time to Read: 7 minutes

Morning comes early after a night out with her friends--and it brought surprises!
Warning:Extreme transformations ahead

cis woman grows a penis, experimental drugs, experimenting with one's body, going along with the weird, her breasts go past her navel, her breasts go past her waist, moment of panic, outgrowing one's clothes, pleasure-fueled growth, thirst over logic, unsure to accepting

5 May 2017

The Far Shore

099 – Wishing for Fertility

Time to Read: 11 minutes

A couple dealing with fertility issues visit a wishing well and make an impulsive decision which has dramatic results, but, all's well that ends well, right?

bigger than should be possible, faerie mischief, going along with the weird, he gets bigger, he gets turned into a sexy woman, her breasts go past her hips, her breasts go past her knees, her breasts go past her navel, her breasts go past her waist, lovers swap sexes, making wishes at a well, overcompensating on gender, overwhelmed by sensations, reality is malleable, she gets bigger, she gets pumped full of cum, she gets turned into a hunk, she has the body of a fertility idol, surprise! you're a woman now, the best laid plans..., the chaos theory of wishes, they get fucked silly, things turn out differently, things work out in the end, thirst over logic, wishes beget more wishes, you can almost hear the Enya

23 Apr 2017

Comicbook Science

097 – Anticipation and Agitation

Time to Read: 13 minutes

Doused by chemicals due to an accident, three friends gained emotionally-based shapeshifting powers. The two of them who used to date are now going to be roommates and that is leading to all kinds of growing problems...
Warning: Altersex content ahead!

TF and Ex Kink: Butt Growth

109 – A Night in Her Boots

Time to Read: 18 minutes

124 – Her Powerful Thighs

Time to Read: 3 minutes

166 – By the Silver

Time to Read: 8 minutes

218 – Like an Exposed Reactor Core

Time to Read: 14 minutes

161 – Cycle’s Climax

Time to Read: 6 minutes

119 – A Chimera and A Mage

Time to Read: 22 minutes

162 – An Interview

Time to Read: 6 minutes

116 – xxxHiGH Powered Growth

Time to Read: 6 minutes

142 – A Difference of Fantasy

Time to Read: 6 minutes

171 – Chosen By Passion

Time to Read: 9 minutes

Her Story

Time to Read: < 1 minutes

198 – More Than One Way to Be a Stud

Time to Read: 17 minutes

190 – Devil with a Greed Tattoo

Time to Read: 12 minutes

183 – Clearance Candies

Time to Read: 14 minutes

144 – Z-Gene

Time to Read: 10 minutes

100 – An Expansive Hangover

Time to Read: 7 minutes

099 – Wishing for Fertility

Time to Read: 11 minutes

097 – Anticipation and Agitation

Time to Read: 13 minutes

Misty F Fiction