Female Muscle Growth Futa Stories

112,118 results
Orientation
Length
Source
Infinite Scroll

Drug Trials Ch. 07.5: The Missing Pills

by Grobnar on Aug 21, 2018
Celebrities & Fan Fiction

Hello there! Another Drug Trials minisode. This one is off the rails of sorts, but I enjoyed writing it. Contains: futa, breast expansion, ass expansion, giantess, etc. Everyone is over 18, comments and feedback are of course welcome. Enjoy! *** Halle Berry dropped the bag of pills in the passenger seat slightly perturbed. All she wanted was her meds, bu...

Twin Perfection

by ThomasElliot on Dec 24, 2019
Fetish

*Authors note* If you don't like ridiculously huge dicks and tits and asses and muscles, this story is not for you. If you do like that stuff, please enjoy. * * * So, my story. My story is actually a fun one I think. A bit ridiculous, but mostly fun. My name is Katrina, and this is how I found my sexual paradise. My young life was nothing interesting. I...

Growing and Shrinking Thoughts

by silent soul ken on Oct 16, 2018
Fetish

As stated earlier the MC is either a guy, a girl or a futa. Futa's can be born futa or have operations to turn futa but said operations are extremely expensive. The MC can have one exceptional talent be it something like athleticism, creative talent, or something similar. Otherwise they are an average person who happened to survive a freak accident which giv...

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Autus: Final

by sexgundam666 on Dec 24, 2019
Sci-Fi & Fantasy

"Um, Mistress? Can I, uh, can I get up now?" She asked, squirming slightly where she sat, partly from the growing discomfort and embarrassment at calling Gwen by such a title. The redhead looked at her, almost seeming not to realise what she was saying, but realised the brunette had been sat there for quite some time.. "Oh, yeah. Sorry, um, you can move ar...

Samus and the Reality Altering Upgrades

by welldressedcrab on Nov 14, 2020
Science Fiction

Samus brought her ship into dock with the station, the docking bay walls closing behind her. In her adventures through the galaxy she had received a signal from a remote research station. The signal informed her that the station was inhabited by a scientist AI which was programmed to keep inventing and researching for eternity. If she came to investigate, sh...

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Perils of a Novice Superheroine

by fyreant on Nov 30, 2016
Science Fiction

Another glorious day in Acropolis City... until, without warning, disaster strikes! It could be a fire, a bank robbery, a collapsing building, or something stranger. But even in the most hair-raising situations, the citizens of this fair city are confident that whenever the average cop on the beat can't handle matters, an amazing (and, often, quite sexy) ind...

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Futagen Z

by KaneX on Jan 25, 2021
Bisexual

BACKGROUND An unknown pink mist covered the earth for 7 days. After this "Pink Mist" incident, the human genetic code changed, receiving additional Z and z chromosomes. The X and Y chromosomes continue to carry the female and male characteristics, but while girls are born with the usual XX combination, the XY pairing for males has become impossible...

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Amy - The Amazon (Usually) Ch. 04

by sexgundam666 on Sep 25, 2018
Sci-Fi & Fantasy

Amy stretched and winced as she struck the ceiling again, forgetting about her incredible height. The roof was built high, to her gratitude, and offered about a foot of freedom between it and her head. Which could change if she grew again, highly probable given her love for the shrink/growth formula Eliza had made for her. Her cock twitched in remembrance, a...

Rise of the 50 Foot Futas

by silent soul ken on Aug 18, 2019
Fantasy

Halle Berry sighed as she got off the camera and sat down in her chair. Her assistant, Melinda ran up with a towel and a bottle of water. Halle took the towel mopping up the sweat, then giving it gently back to Melinda and grabbing the water to drink it down. As she did her phone vibrated, she lowered the bottle which gave the characteristic slurp of mouth d...

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Hollywood Horror Story

by zbloutch on Feb 13, 2020
Fantasy

The night had fallen for a couple hours, and yet, Los Angeles was more dynamic than ever. The city was shining a thousand lights coming from its numerous buildings, and its population was living it's life, far from suspecting something terrible was coming their way. And yet, it was. You see, there are things humans have come to think impossible, because the...

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