Male Growth Sex Chyoa Stories

261,664 results
Orientation
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Infinite Scroll

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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Alternate Sex Culture

by AuNaturale on Dec 17, 2019
Fetish

In our world, the primary act around which the majority of sexual interaction revolves is vaginal intercourse. There are outliers and fetishes and foreplay, of course, but in terms of broad cultural understanding, men and women want - to put it as crudely as possible - penis in vagina. Now, what if you changed this primary sex act to something else? This mig...

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Dick World

by darkness_drearing on Dec 25, 2019
Bisexual

For contributors As was stated at the top: while there were will be two general threads to go off of (for a guy and girl), feel free to create your own characters or scenarios. The only shared premise among them needs to be that they find themselves, however you decide that happens, in this universe and, as The Eagles would say, "You can check out any t...

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BE: Breast Expansion

by Cyberweasel89 on Dec 20, 2020
Fetish

NOTICE: I have officially left this site. This story has been locked and will not be continued. This story is a public hub for members of CHYOA to post whatever breast expansion (BE) focused scenarios that they don't want to put in a stand-alone story and/or doesn't fit in another story! BE is a fetish that focuses on breast growth. The exact method and rat...

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Create your own growth story

by Mhossa on Jul 2, 2019
Fantasy

*Welcome to my first interactive story on here* Before we get started, here are a few simple guidelines. Please, try to make an effort to check grammar and punctuation, as I’d like this story to be readable. Next, put some effort in to the writing, it makes the story a little more interesting to read if it looks like you tried :) lastly, but most importantly...

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Shrinking Around Humanoid Pokemon!

by TGA666 on Oct 5, 2020
Fetish

Welcome to the world of humanoid Pokemon! This idea originally comes from several interactive stories from writing.com, but CHYOA has much better tools to avoid requiring 20 chapters just to choose your pokemon. You can be either a trainer, being shrunk by one of your Pokemon or a Pokemon you are trying to catch, or an average citizen in the pokemon world. Y...

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The Foot-Growth Chronicles

by Dragongust on Apr 22, 2025

Summer vacation, one of the best times for a College student, and Ashi city was considered one of the best places for the summer, awesome beaches, cool theme parks, and even a ski resort on a mountain in the north of the city. We start our story with a groaning male crawling out of bed as daylight leaked through his open window. This man soon stood up at 6’5...

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Slave Tail

by Cyberweasel89 on Jul 11, 2020
Fantasy

In the kingdom of Pendragon, slavery is a burgeoning industry. Anyone can end up as one if they aren't strong or lucky enough. Slaves can be purchased, sold, and traded legally by anyone with the right business sense and magic. Slaves cannot be freed and are at the mercy of their current owner. Often kept naked to denote their sub-human status, some are cher...

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Male Homo Erectis Virus

by Bh12 on Apr 22, 2025

The Homo Erectis Virus started off in a research laboratory, originally meant to increase a males’ musculature, stamina, and longevity. The virus cells came from HIV, as it is a retrovirus that has RNA as its genomic material, and converts it into DNA strands which can be inserted into the DNA strand. The DNA also contains the instructions to make more retro...

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Fetish World

by dragon_jak on Apr 22, 2025

The premise of this world is simple, but open to a lot of different options. In it, all characters over the age of 18 gain special powers that align with their true fetishes. It's possible for people to have up to know about five of their most powerful fetishes, and thus, have five powers. But because not everybody is very sexually adventurous, most only hav...

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