Muscle Growth Stories

51,065 results
Orientation
Length
Source
Infinite Scroll

Larvae

by xxxecil on Sep 12, 2017
NonHuman

It was her nipples that got me. Of course, I found her breasts themselves interesting enough, but it was truly her nipples that sealed it. The stripper’s tits jostled and cavorted upon her chest like fleshy grapefruits. She was tall too; yikes! the girl must be 6’ 5! As appealing as her toned and Amazonian physique was, ultimately it all came down to her ti...

Autus: Epilogue Pt. 02

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

Author's Notes: WARNING!! This story contains extreme growth and Hyper sized cocks. If you've read the previous epilogue chapter, this may be up your alley, however if not, then I strongly urge that you either read it, or do not continue if cocks five stories tall does not appeal to you. You have been warned. Those who continue, enjoy. ***** Gwen's Journal...

Hyper Lusts: Breeding New Life

by AmethystMare on Jan 28, 2020
Fetish

This is a short work of erotic fiction containing furry, or anthropomorphic, characters, which are animals that either demonstrate human intelligence or walk on two legs, for the purposes of these tales. It is a thriving and growing fandom in which creators are prevalent in art and writing especially. **** Hyper Lusts Breeding New Life Hyper Impregnation...

Megan Ch. 08

by djubre666 on Sep 14, 2017
Fetish

Chapter 8 - Full Moon Although I knew I needed to rest properly for tomorrow, sleeping with Megan proved anything but simple. Firstly her supercharged metabolism made her body like a living furnace and at any attempt of moving away, a ham sized palm would press into my chest, hugging me closer, gently, but strong enough to hear my ribs crackle under the pre...

My Wife, Made His

by MrSethvir on Jul 18, 2018
Sci-Fi & Fantasy

The beginnings of this story are real; I only advanced into science fiction to further twist my insatiable desires for such things. I have not yet opened the door in real life, and am not sure I will. The anticipation and fantasy will keep me satisfied for a very long time. This is my second attempt and first completed story and I would be willing to write m...

The Crimson Milk Ch. 19

by Quixerotic1 on Dec 24, 2019
NonHuman

The iron door hung heavy on its hinges. Poe raised his hand and banged as loud as he could. A small camera buzzed as it panned back and forth across the hallway. He stared into the lens, and it hesitated a moment on him. He raised the cooler in his hands. A loud click sounded, and the door's security disengaged. Poe went inside, and the door slammed behind h...

Special Delivery

by PaladinInBlack on Sep 1, 2017
Humor & Satire

Tags: mc, mf, md, gr Synopsis: A bike courier is dosed with growth hormones Note: "My Erotic Fiction", which means you cannot repost it without permission, it may be illegal or immoral for you to read, and none of it is real. Note 2: This is a reworking and expansion of a bit I wrote in 2005 inspired by some photos of sexy delivery girls that were floatin...

Sakura Finds Joy in Kigarumi

by LeopoldNicholas on Sep 3, 2017
Erotic Couplings

The package had arrived whilst she was suspended in Raion's Garden. Sakura had totally forgotten that it was due today, the item had been on back order for over a month and her excitement at the continually illuminating times spent with her Teacher had filled her mind with more sensual considerations. Sakura's hands were shaking with excitement as she care...

Far Pangaea 49: Core Sample

by SZENSEI on Sep 18, 2017
Sci-Fi & Fantasy

Pummeled non stop Verago was becoming more and more enraged at Malcolm's jarring blows. Distracted by brewing sensations of dread Verago feels his belly on fire. Something had just occurred. His connection to Lilith had been severed. The loss of his Mate stabbed at his soul. Cameron Scott's soul. Knowing he still had the Man's body and soul locked inside him...

Growing Accustomed to One-Another Ch. 03

by Fitnerd7 on Sep 16, 2017
Fetish

First of all, I would like to thank my readers to have read the second part over 10,000 times. You guys are great. Secondly, this part was getting pretty long so I decided to cut it and the next part will be coming soon-ish. In this, you will find some female muscle-growth added to the usual expansions. The intro is quite long but you will enjoy it nonethele...