Futa Parasite Stories

2,034 results
Orientation
Length
Source
Infinite Scroll

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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Amanda’s Misadventures

by google2020 on Apr 22, 2025

Amanda was going home after a long day of school. She was 19 years old and had been put through another year, as her parents just wanted her to be the best she could. She had unfortunately managed to get lost on the way home, on a short cut through a forest. “Ugh dammit, I’m lost.” Said Amanda sobbing a little as she couldn’t find her way out of the forest....

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Futagen Z

by KaneX on Jan 25, 2021
Bisexual

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...

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Book of Lust

by bbcummings on Jan 16, 2019
Fantasy

**** Contributions from other authors highly encouraged!!! If you have an idea at any point, feel free to add it! **** No one knows how old it is. The first record appeared around 57 AD: A member of Nero's court refers to a "tainted scroll" capable of bending the wills of those around it to animalistic desires. Throughout the Middle Ages, the book...

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Halo Universe Smut

by Ripjaws2000 on May 12, 2018
Fan Fiction

Hello and welcome all to the story thread. So the thread will be organized into 3 main sections: Interactive (for when the reader can choose what happens), Single Chapter (for one shots and single chapter stories), and Multi Chapter (for those linear stories that span multiple chapters). When starting or looking for a story on this thread, click on one of th...

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Futanari Twingle: Torture

by SwizzleRich on Sep 10, 2018
Fetish

About 80 years ago, before I met my beloved elf, I travelled the world in search of love, power and fun. Sometimes, I enjoyed roaming the blank spaces on the maps to explore and see new places. There, in the terrains of unknown, I stumbled upon a weird city, and things quickly ran out of hand because the peeps there were veeery oldtimey and uh... still thoug...

Albicania Ch. 04: Futas and Demons

by Albicania on Sep 19, 2017
Sci-Fi & Fantasy

Liana's Guest (Part 1) [Non-Futa] ***** A pregnant Queen Liana lay sleeping in the master bedroom of the massive Royal Palace of Kujra. Covered in her fine silk sheets while lying in her comfortable featherbed, nothing could stir her. Six months it had been since Leo had won her from her family by besting her older brother in battle. A most savage battle,...

The Futa Awakens

by TheOrcKing on Jun 11, 2019
Transgender & Crossdressers

(All characters participating in sexual activity are age 18 or over.) This chapter is a repost, it has been edited and has undergone very minor rewrites for style and flow. Nothing in the story has been changed. Synopsis Rey sprouts a futa cock and femboy fucking ensues. * * * The Futa Awakens The label on the small Imperial storage canister read Sampl...

Genetically Engineered

by AndrewJackson on Sep 19, 2017
Sci-Fi & Fantasy

The genetically engineered larva, visible only under a microscope, was in her bedroom. No one knows how, or when, it got there. It wasn't created by anything from our planet, and attracted no notice. Designed to infect female humans, it had a small bulbous head and two tails. It moved slowly by wriggling its two tails in unison, and was hungry for... estrog...

The Parasite

by neutrona on Sep 12, 2017
Sci-Fi & Fantasy

Alicia walked into work and went directly into her boss' office. "Good morning Alicia!" Mark called out from behind his desk "Welcome back! Did you and Mitch have a good vacation?" Alicia dropped her purse and lunch bag on the table they used for meetings and turned to face Mark. She had tears in her eyes. "Alicia? What's wrong? Did something happen? Mi...