Cock Growth Muscle Growth Stories

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A Love High in Protein

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

Warning: this massive, sexually explicit story, featuring a couple consisting of a huge, burly guy and a petite, willowy size queen, is about her achieving her dream of somehow growing larger to the point that she out grows him in every way imaginable. If things like a size difference fetish, muscles growing on both men and women, a woman becoming altersex,...

A Stretchy Situation (Side A)

by mistyfdfa on Oct 14, 2017
Sci-Fi & Fantasy

Warning: this sexually explicit story about three superhero spies having a relationship dispute is very skewed towards femdom as he finds himself in trouble with both of them. It features elastic ladies as well as breast, butt, clit, hip, penis, and vulva expansion, women's muscle growth, and some very intense facesitting. If any of that sounds like somethin...

Building Perfection

by ThomasElliot on Sep 18, 2017
Fetish

Authors note: This story contains women growing to completely unrealistic proportions, along with a futa. If you don't like anything like that, then this story isn't for you. If you do like that sort of thing, I hope you enjoy, and please leave a comment at the end. Thanks! So if you had asked me what my life was going to be like when I was young, I pro...

A Birthday on Camera

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

This story contains two tans ladies in a d/s relationship getting off to each other's growth and frankly getting a little carried away. If hugely dicked or muscled women are not your thing, I would choose another destination. ***** When Zoey got a message from Kelly at lunch, saying that she wanted to Skype tonight, she figured her girlfriend was just goin...

Adventures in Gaming

by CumBalloon123 on Feb 20, 2020
Fetish

The Players Anna: Shy, crush on Barry, 4’11’’ Dirty Blonde hair, long, 130 lbs. 30A-30-32 measurements blue eyes secret fetish size queen/excessive cum, straight Katy: Raging nympho 5’6’’, black hair, medium, 140 lbs. 32B-30-32 Green eyes secret fetish giantess, bisexual Chloe: Rich Popular, 6’0’’ long blonde hair, 155 lbs 34C-32-34 green eyes secret fetish...

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Choose! 02: Life Edition - Round 03

by Ragnarok385 on Sep 16, 2017
Sci-Fi & Fantasy

Choose 2: Life Edition - The Final Round Standard disclaimer this story includes transformation, growth, shrinking, sexual situations and other fetish themes in the form of a board game. If you should not be reading this, I urge you to turn back now, but if you came looking for that sort of thing I welcome you to the Part 2 of Choose 2: Life Edition. Howeve...

I Wish For... Ch. 03: A Swelling Sensation

by mistyfdfa on Apr 25, 2018
Transsexuals & Crossdressers

A Tale of [The Far Shore] continuing the story of Jeanie, a fitness nut whose wish to be a miracle worker resulted in her becoming a jinni. Summoned to grant her first wish, this chapter features women getting buff, female to altersex transformation, a character becoming a centaur, size play themes, sapphic romance, shared sensations, unexpected outcomes, an...

IrreFutable Changes

by D0Wh4tever on Aug 17, 2020
Fetish

In the medical world, it got called the Hormone-Oriented Sexual Transmutative Disease. The disease was transmittable through sexual activity and, as its symptoms and causes became more well-known, it got classified as an STD (Sexually Transmitted Disease) very quickly. Many people were fearful of the disease. They were never sure if they'd catch it, nor how...

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See Label for Instructions

by ash_rigby on Oct 12, 2020
NonHuman

This is a weird one, guys. But that's just what we do around here on this account! Anyway, this is a male solo scene involving extreme cock growth and the alien also ends up fucking himself with his tail. This is your last chance to turn around if that isn't your thing! Thank you and enjoy! ~*~ Flyx's recently-polished horns glinted in the bathroom light....

The Walk Back

by Lycandope on Sep 25, 2017
NonHuman

Amanda walked along the small path, feeling the small rocks crunch under her shoes. Huge dark clouds sprawled lazily across the night sky. The moon was huge - silvery and fat. Brian walked beside her, not close enough for her liking. This was their third date and he still believed he was being a gentleman by keeping his distance. They hadn't even held hands...