In the 1910s Futanari started being born. One tenth of all babies initially thought to be male turned out to be Futas instead. A Futa is a woman who possesses both male and female genitalia. Adult Futas are generally taller and better endowed than men. The adult Futa height average is 6 feet, and their average erect penis size is 7.0 inches. Of course, small...
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The world has a 50/50 split of Futanari and regular women, Males do not exist. Futanari are women who have a penis, though they themselves can be split into two genders, Pure and Hybrid. Pure Futanari are women who do not have a vagina. They are the rarest of the genders, only making up 15% of humanity. They are usually taller, and have the capacity for more...
The year was 2050, a virus had spread in the world that affected all men and about 10% of women. The virus made men impotent, meaning that no man in the world was capable of impregnating a woman. On top of that, it shrank their cocks, making the new average size of a hard male cock to be at only 2 inches. This incident affected the balance of power all over...
Credit for Cover goes to Incase, I do not own the cover art, nor do I profit by it. First, an explanation of the setting, then we'll get to the good stuff. In this world, Futa are the third gender, as natural and well known as the other two, and just as needed in reproduction. In order for a baby to be conceived, a woman must have sex with a futa, preferably...
Preface: ( I have a few stories in mind that i will be writing. This preface is an explanation of the universe/ world/ timeline that they occur. While its not entirely necessary to the reader to read this before or after reading any of my stories, it is helpful to me to establish and maintain continuity etc. ) The year is 2040, the world is a different pla...
Big Dicks, Betas and Bitches to fuck. What more does a Futa need? 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...
This is a new story based on sci-fi fiction and high fantasy tropes. Think Game of Thrones and Harry Potter with futa. I'm planning on making each chapter as character anthologies. All of my characters are over the age of 18 and of the legal age of consent. Characters referred to as "boy" are over the age of 18. Story revolves around futa on male, with some...
(Author’s Note: This is my very first story on CHYOA, thanks for reading! I’d love to hear any comments or feedback you have, and if you have any ideas for other characters to follow feel free to leave a comment or add a chapter.) This story takes place in a world where, instead of the population being about evenly split between men and women, about 70-75% o...
In this story you're the last known human (and you don't know what you are) who ends up getting it on with a really sexy futa alien girl who also is the last of her kind and doesn't know what her race is. Here you will choose your gender. You can write your own stories threads too. Just look at the writing guide so you can get an idea of I'm looking for. It...