‘ass expansion’ stories

After Jacob asks her out, Emily's body begins to change.

Jack Thompson accidentally acquires reality-bending powers.

Two roommates find an odd magical boardgame.

A succubus on the hunt gets more than she can handle!

A witch hires a futa for help with a magical potion

Brooke takes a 'special formula' with unexpected results...

Loving mom transformed into woman built only for breeding.

Chris's sex life is about to change in big ways...

Richard is a shapeshifter-mindcontroler. Shenanigans ensue.

Nerdy Jacob meets the new school's Coach.

Jack takes a trip through town to visit his old friend.

Sian has some interesting side effects after a lab accident.

Bitchy boss Veronica is blackmailed and changed by employee.

A date with a shapeshifter makes for a very happy birthday.

Wishing fountains sometimes do grant wishes.

A man saves a witch as she grants him his deepest desire.

Femboy finds a medicine to become even more feminine.

Charley has incredible abilities as Jake is soon to find out.

Anya decides to explore the app a little more with Kacey...

A special breast expansion edition of Lamprey Lust.

Jack returns home to finish modifying his family.

Jack makes a few adjustments to his friend and her roommate.

A lonely college futa meets a strange succubus.

Nathan's life is about to change in a big way.

Certain harmonics result in massive expansion and growth.

Gina and Luca play a second round with their friend Chiara.

Eleanor's new work uniform is a transformative experience.

Sian and Ben find that a new tablet has side effects.

The diaries of a girl who get's her wish granted...

Estelle crafts Chris's new life with his new endowment...

Lila gains the power to take everything she’s ever wanted.

Jessie discovers the mysterious program known as Master PC.

A 'Talent scout' for a shadowy organization details his work.

A new day begins, and a new genie is introduced.

A virus that causes growth for males and females.

Now it's Lucie's turn to become a horny werewolf...

The fertility goddess’s blessing takes effect that same day.

Flirty coworkers get massively expanded on a work trip.

A unique workout between Coach and some jocks.

Two roomates are quarantined together, when one grows.

Lila and her Mother have an enlightening chat.

Jack learns the fun, and danger, of controlling appearances.

Ral's prank on his gooey wife goes terribly, terribly right.

Coming Clean.

Chris meets with Alexia and then Hornygurl616...

The blog of a girl who wants bigger things...

A stranger teaches some people to respect books.

Improper puffshroom picking leads to expansion and sex.

The continued diaries of a girl who's wish got granted...

Chris takes Mona and then faces the music with Leanne...

A curse: Each tip Layla gets, her bra gets tighter.

Suzy's massage oil gives her a bang for her buck.

Alex and Mia meet a mysterious vendor at a local market who.

Just One?

A woman takes her body-modification obsession to new heights.

Jessie wakes up and meets Jessica.

A shapeshifting woman has a chat with a shy, kinky teenager.

Valeria's experiment doesn't only inflate her ego.

Rick and Laura meet her High School bully.

Chris prepares to meet Alexia at Estelle's insistence...

Let The Sex Begin.

Elena wants to be filled, and orders the perfect partner.

Magical bubble bath fixes her back pain with... side effects.

Giovanni starts his personal journey of growth...

Chastity searches for her lost sister.

Two witches show a wizard their favorite potions.

Chris gets a demand from Estelle that will change his future.

A rock star keeps chasing the better high.

A rookie succubus gets much more than she bargained for.

Sophie discovers new, bigger thrills...

Chastity Walks In On The Wrong Lamaze Class.

A femboy, futa, and chair all bust (one way or another).

Jackie and Kate play a transformative card game.

An old woman gains immense power and a body to match.

Charlotte's growing body seems determined to ruin her focus.

Shalendris goes to the gym, fucks a huge futa.

A young woman learns how malleable her avatar really is.

Neyri's body grows, including a little extra wood.

A 22nd-century camgirl grows to enormous sizes.

Will Club Bespoke be everything Hayden dreamed?

An ancient artifact upends life at a small college.

A bet leads to an old friend.

Sian has to tell Susan her secret.

Dennis Vett shows a big, metal door who's boss.

Alcohol makes a slut's assets grow -- so she goes to a bar.

New ambitions cause Eula to grow into a lusting giantess.

First Days Back at School

Alex & Mia experiment with their new rings. Contains breast expansion.

Jennifer meets Sam and finds a unique game.

Growth? In My Succubus Story?

Chris deals with a trio of women and then dates Talia...

More growth and unexpected results.

More Growth And Destiny Finally Joins In The Fun.

Destiny Puts Her New Size To The Test.

Unaware wishes cause growth, Anis becomes a Mega-Giantess.

A new virus that causes increased hunger and lust in women.

Cora evens the odds with a busty coworker.

The Futa Use Chastity, Together.

The expansion community sets off a plague of size kink.

Alex & Mia head to a cabin for the weekend to relax.