Ass Growth Stories

236,745 results
Orientation
Length
Source
Infinite Scroll

The Goddess Phenomenon

by Sierra1 on Jun 23, 2020
Fetish

Mary hadn't expected much from her 18th birthday. She was glad to finally be an adult but otherwise not much would be changing for her. She had final exams coming up at school and her social life consisted of occasional outings with her friends Anne and Sara. They and her parents had been the only ones to come to her birthday party, so the occasion was fairl...

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Outgrowing the Arcology Ch. 03

by Dilandau on Sep 25, 2017
Sci-Fi & Fantasy

Part 3: Casablanca The next morning Mike headed back over to Michelle's apartment. They were going to join up with the others, and then go to see Professor Tamura; there had been a bit of a question about whether they should see her first or go straight to a hospital. In the end, the thought of trying to explain what happened to a nurse at the ER had convin...

The Best Gag

by mistyfdfa on Sep 13, 2017
Fetish

A Far Shore Story Oscar was positively overwhelmed by the number of people on the convention floor. He had been told by his friends the dealers' room would be packed but it had been hard to grasp just how dense the crowd would be until he was there. After nearly twenty minutes of being dragged along by the flow of the room, the nerd climbed out of the press...

Growth Spurts Ch. 04

by grgy56 on Sep 19, 2017
Transsexuals & Crossdressers

Kalita was on the same wrestling team at school as was Tim. After Kalita "accidently" found out about Tim's growth spurt, she took him home and fucked him. Kalita's Mom, Krista found them fucking and was in awe of Tim's weapon and basically ordered him to be at her sexual beck and call. Anyways, Kalita knew Tim had spoiled her cunt for Tony her on/off boyfr...

(Don't Have to) Twist My Arm

by mistyfdfa on Sep 16, 2017
Sci-Fi & Fantasy

The following story about a switch in a poly relationship contains alchemical potions that causes several kinds of growth. If you are not into women growing thick penises or becoming quite muscular, this story is probably not for you. ***** Yuuki woke to the feeling of her ear lobe being nibbled on as thick fingers toyed with her nipple. From how much bigg...

A Platonic Relationship Ch. 04

by The_Technician on Mar 25, 2019
Sci-Fi & Fantasy

Only Marcella and Richard know PLATO's true powers, but the outside world is rapidly closing in. Others have found out about the PLATO project and are trying to steal PLATO... or at least enough of him to grow their own neural network computer. This story stands-- more or less-- on its own but might make more sense if you have read the previous chapters. P...

Lisanne: Into The Woods

by NavarraWest on Sep 16, 2017
Sci-Fi & Fantasy

Once again, Lisanne felt compelled to stray from the pathway and venture into the shady,cool canopy of trees. The woods had always been a favorite place for Lisanne to spend time meditating and recharging after a stressful day. Usually she stayed on the walking path and enjoyed the smells and sounds of the forest without having to don hiking boots and mosqui...

Little Liz's Big Suprise

by danny222 on Aug 8, 2020
Fetish

Liz woke up this morning feeling a little horny, which wasn't normal, but this was even different from the rare occasions that she actually did feel horny. It was a little stronger, but with Liz having a medical condition that continued her puberty she was getting used to unfamiliar feelings, so she wasn't too alarmed, just curious. Puberty as it turns out t...

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The Future is Slime

by Headley_ on Sep 16, 2017
NonHuman

In the early 21st Century a company had discovered a profound invention; the control of fluid of varying viscosity. The small company, specialising in revolutionary science had found a way to allow fluid to control itself. All the companies' employees were gathered around as the small slime matter worked its way around a table, take on different forms, and a...

Crystal: Hot Time, Small Dungeon

by Flint4fun on Sep 17, 2017
BDSM

Crystal walks into the club in her tight black bustier and smiles sheepishly for the first time in her life almost like she is was shy. She walked to the back of the club surrounded by her group of young ladies where they gathered to see what sort of place this dungeon was. First thing that was seen was a St. Andrew's cross taking up the left wall near the D...