Body Horror Writing Prompts

Ugh, your roommate actually bought a fuckdoll. You signed for it and out of curiosity opened the box it is in. What the?! Why can't you move or close your mouth, and why are you unfathomably horny?

When people started praying for monster girls, nobody expected them to show up in the form of lustful symbiotic parasites that fuse with their host.

Thank you for agreeing to this experiment! You're now wearing the world's first sentient clothes, made entirely of microscopic tentacles. What? Take it off? But the best part hasn't begun...

A goth girl managed to prevent the intelligence draining effects of bimboization, but not before her bust size and libido shot through the roof and she was left with uncontrollable and embarrassing valley girlisms and an intense oral fixation...

Your favourite dildo is actually a penis that belongs to a demon. When he has finally found it and reattaches it back to himself, that’s when the fun really begins...

You've finished a radical new drug treatment in the hospital. The doctor warns you to stay in bed for 24 hours to normalize, but you sneak away. An orderly brushes against your arm in the doorway and with a moan, you find that every inch of your skin is currently an erogenous zone.

As you finish the autopsy, you are sure that, whatever this is, it is definitely not human

You woke up this morning to find your wife acting strangely. Her movements and speech are unnatural. You attribute this to fatigue, but by evening your suspicions grow stronger. Eventually, you notice a pair of tentacles sticking out from under your wife's T-shirt.

You and your best friend were caught in a horrific accident. You surely thought you would die, but to your horror, the hospital staff have done a horrific procedure to keep you alive.

You were kinda curious how it felt to have a penis... what you didn't expect was to transform during the night... and to top it off... you didn't even transform into a boy. you just grew a penis above your vagina... what's worse is that your female friends were visitting for a slumber party.

Becoming fused with an alien symbiote results in the ship's science officer turning into an ultra horny and ultra fertile busty bombshell...

Tentacle Lairs are a common issue on starships. Fleshy growths sometimes consuming entire decks, filled with addictive secretions for any captured crew. How does one train to handle them?

You don't know who cursed you. It doesnt matter how long it is, whether it starts from 3, 10, or 30. It doesn't matter where you are. You don't know why. But anytime you hear a countdown, it's a matter of time until you cum, and always when it reaches zero.

A woman doses her husbands food with a potion labeled "Penis +" in the hopes of making his already large member even larger. He wakes up in a panic when he grows a second cock.

"The nanites were supposed to make our lives better! Why are they turning us into fuck-hungry monsters?!"

You woke up this morning with a terrible headache, and discover you’ve grown horns while you’ve slept. Unbeknownst to you, this is just the beginning.

When puberty found her it hit her like a truck, and it hasn't stopped to this day. The only way she's found to stop herself from getting bigger still is to magically divert her growth to the women around her.

Fun fact about dragons, they can impregnate just about anything. Not so much a fun fact for any knights who learn firsthand.

They tear your disguise. "A human! A type 2 human!" Your alien captors say excitedly. You know what comes next. Your sexual fluids are a panacea to their species worth more than gold. Local law permits about 2 hours of milking you for it. catch and release.

While an astronaut is out on a spacewalk to investigate an asteroid mineral deposit, something starts moving around in her spacesuit, and its horny.

Humanity always assumed that the invasion of an all-consuming swarm ended with the humans being devoured. As you peel away the colony walls it becomes apparent they had 'other' uses for us.

"It's alright, I did not want that body anyways."

You never thought you'd be constantly laying eggs as some kind of broodmother before. But now that it's happened, it feels so good...

She was a "luxury courier" for tentacle monsters, transporting them *inside* her body...

She examined herself in the mirror, bra and panties ready to burst off her now gorgeous curves. She knew she should stop sucking his cock for his cum had suck lewd effects on her figure... But his cum was so delicious, and he was such a gentleman to boot!

After laying your fourth egg, you're pretty sure that potion you drank as a dare has something to do with your predicament.

A mother congratulates her daughter on out growing another bra, groping and complimenting her breasts. The daughter doesn't know that her mother is responsible for her continuous growth spurts, and getting off on making her bustier and bustier.

In a desperate bid to rescue your colleague from the meatwall universe she's been trapped in, your well endowed team miscalculated time dilation. Now broken by an eternity of tentacle play, she seeks to bring the rest of her team into the fold...

He discovered that having any physical contact with his cock slowly made women sluttier. The longer they touched it the bigger their breasts and curves would get, the more powerful their Libido would get, and the lower inhibitions would get. Quite the feedback loop he'd discovered.

"Inside of your body, there are roughly 100 sins. I'm gonna take 10 of them from you."