Trending Stories Stories gaining momentum this week
Recently Updated Latest chapters and branches
New Stories Fresh starts from authors
Deep Stories Stories with long published paths
Many Paths Stories with lots of reader choices
Deep & Branching Stories with long paths and many choices
Most Liked Stories readers liked most
Most Viewed Stories readers return to
Customizable Stories with reader variables
Game Mode Stories with rules and state
Story Categories Find stories by genre and theme
News Feed Public activity across CHYOA
Active Polls Open chapter polls across visible stories
Leaderboard Awarded community writers

- Sign Up
- Log In
Trending Stories Stories gaining momentum this week
Recently Updated Latest chapters and branches
New Stories Fresh starts from authors
Deep Stories Stories with long published paths
Many Paths Stories with lots of reader choices
Deep & Branching Stories with long paths and many choices
Most Liked Stories readers liked most
Most Viewed Stories readers return to
Customizable Stories with reader variables
Game Mode Stories with rules and state
Story Categories Find stories by genre and theme
News Feed Public activity across CHYOA
Active Polls Open chapter polls across visible stories
Leaderboard Awarded community writers

Write Sign Up Log In

Which world do you want to explore first?

gene modification

Chapter 2 by Overcharge

Log in to read this story

This branch is only available to signed-in readers. Log in to keep reading, or create an account if you are new here.

Log in Sign up Browse stories

CHYOA is a community library for interactive adult fiction, where readers choose the path and authors keep the branches growing.

CHYOA Guide
CHYOA Forum
Supporters
DMCA
Take It Down
Contact

No part may be reproduced in any form without explicit written permission. All characters in all stories on this site are over 18.

Adult stories ahead

CHYOA is a community library for interactive adult fiction. Please confirm that you are at least 18 years old and allowed to view adult content where you live.