Muscle Growth Gay Stories

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Length
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Infinite Scroll

Kelly's Experiment

by Go2daWest on Sep 28, 2020
Sci-Fi & Fantasy

Oi! Gotta nyew one fer ya! There probably won't be anything new for a while once this comes out since this is the end of my backlog, but I'm working on stuff! Contains: A female (mad) scientist, some giant baps, a complete disregard for actual scientific theory. (All characters are fictional, only characters 18+ perform sexual activities) ----------------...

Want to Combat Climate Change? Advo

by quietmalelife on Sep 16, 2017
Reviews & Essays

You've most likely heard about climate change and the problems it will cause for the globe. You will also have heard about the possible solutions to climate change which include things like solar cells, wind turbines, electric cars and so on. However, you are highly unlikely to have heard how sexual freedom and gender equality could be a solution to climate...

Westworld

by (._.) on Aug 31, 2018
Fan Fiction

An abrasive train whistle cuts through your gentle sleep. As you groggily open your eyes, you see the familiar antique decor of your private train compartment. The bench across from you is empty. You sigh: it's been a while since you've had any kind of company, human or otherwise. Hopefully, those administrative privileges and the sexual endurance pill the p...

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Swapping Love

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

A Fashion FAE Tie-In This story contains a male to female sex change thanks to attribute transfer, which results in an altersex woman. If any of that sounds awful, I would hit back. ***** So what did you want to talk with me about? Is it about the hair? Because I love that you've grown it out." They were sitting on Aaron's bed, a bed they had shared seve...

Bovine-X

by sexgundam666 on Sep 19, 2017
Fetish

Author's Note: Okay, this one is literally just for shits and giggles. I will be writing sequels, but they too will be short and quick, however I will try to make them sweet as well. Warning: In later chapters there will be absurd breast expansion, futanari, extreme amounts of cum and lactation and anything else my messed up mind can conjure. Don't forget to...

Brewed

by Amnoartist on Nov 27, 2018
Fetish

Editor's note: this story contains scenes of incest or incest content. ***** ================== NOTE: All character herein that partake in sexual acts are aged eighteen or older. ================== Adam wasn't at all that happy. If all the places he wanted to be, where he was right now wasn't one of them. He'd rather stay at home to play games, 'hang'...

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...

Amy - The Amazon (Usually) Ch. 06

by sexgundam666 on Jan 29, 2020
Sci-Fi & Fantasy

Amanda yawned and stretched to pop her joints. She didn't have classes that day, though Amy did. Despite the Amazon's protests, Amanda convinced her to go, largely to let her body relax after last week and the subsequent nights thereafter. Turned out she could only handle so much of Amy's new size. Her pussy ached in satisfied exhaustion, still loose from la...

Chosen by Passion

by mistyfdfa on Dec 25, 2017
Transsexuals & Crossdressers

Warning: this NSFW erotic fiction is about a trans woman's chance encounter with The Goddess of Passion and the resulting radical changes to her body as the deity grants her a boon both to apologize and, of course, advance her own agenda. So if breast and penis expansion, women getting swole, light femdom, sex changes, or reality warping are not things you e...

(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...