Horror Writing Prompts

Search thousands of the most popular writing prompts from Reddit, and write a story from any of them with AI.

You lost your sight - along with everyone else on Earth - in The Great Blinding. Two years later, without warning, your sight returns. As you look around, you realize that every available wall, floor and surface has been painted with the same message - Don't Tell Them You Can See.

41,636 upvotes944 comments

It's 3 AM. An official phone alert wakes you up. It says "DO NOT LOOK AT THE MOON". You have hundreds of notifications. Hundreds of random numbers are sending "It's a beautiful night tonight. Look outside."

36,376 upvotes1,260 comments

Pennywise wakes up after his 27 year sleep to find that four giant turtles and a rat have taken over the sewers.

22,583 upvotes427 comments

"Fuck it." The General said, as the alien mother-ship came in to land. "Summon Cthulhu."

17,290 upvotes484 comments

You are a child therapist who treats extreme cases of children terrified of a monster in their closet. They're extreme because they're real, and you're actually secretly a demon hunter using these therapy sessions to gather intel on the monsters before killing them.

17,237 upvotes268 comments

Just like a normal person you all age. Until you hit 18. You stop aging until you meet your soulmate so you can grow old together. You've been killing your soulmates for centuries granting you eternal life.

16,676 upvotes347 comments

After witnessing a death, a young girl falls in love with the Grim Reaper. She becomes a serial killer just to see him more often.

16,585 upvotes631 comments

Our blood is naturally clear, it thickens and darkens with each impure act. You have always dedicate yourself to good and helping others but today while knitting beanies for the homeless you accidentally prick your finger. Your blood is jet black and so thick it doesn't even drip.

15,596 upvotes578 comments

A man who sees ghosts checks himself into a mental institution, oblivious to the fact that the facility has been closed for almost thirty years.

15,592 upvotes183 comments

A necromancer's spell misfires and he animates the skeleton inside his own body. The body that he's still very much using.

15,111 upvotes506 comments

The fact the uncanny valley exists is terrifying. Being scared by things that look almost human but aren't. Other animals do not have this. That means that at some point in our evolution, running away from things that looked almost human was advantageous enough to be imprinted on our genetics.

14,648 upvotes368 comments

Your family line suffers from a pirate curse: A demonic shark will manifest itself in nearby sources of water and harrow you and your ancestors. You live three-hundred miles from any body of water and this has made the shark get...creative.

14,278 upvotes318 comments

She hadn't made a milkshake in years for fear they would return. She started the blender reluctantly. Suddenly, in the distance, screams. The boys had returned, and were coming to her yard.

14,241 upvotes159 comments

You are a vampire. If one of your victims isn't completely drained of blood, they reanimate as a newborn vampire, which by law, you are now responsible for. You have always carefully avoided this, until one morning you notice a sticky note on the door of your apartment: "I lived, bitch."

13,940 upvotes166 comments

You are an Elder God, older than time, beyond the knowledge of man. Yet, in some tiny corner of the infinite omniverse and beyond, on a little blue ball, you find yourself content as a caretaker and guardian of some poor lesser being. You do enjoy being called "a good boy."

13,268 upvotes142 comments

You were abducted and taken to an alien planet, where they hunt you for sport and "honor". Little do they know they've doomed themselves. For you're a werewolf, and they took you to a planet with six moons.

13,266 upvotes447 comments

You're in your bed about to go to sleep, with your arm dangling off the side. You feel a dark hand grasp yours, knowing first impressions are important you give it a firm shake. The next thing you hear from under your bed is "you're hired"

13,214 upvotes200 comments

You are kidnapped by a cult to be used as sacrifice. As you are are lying tied underneath the altar you hear one of the cultists say “Ho dark lord we present to you this person as an offering”. With nothing left to lose you yell “Ho dark lord I present to you this cultists as an offerings!”

13,014 upvotes403 comments

Humans show Aliens their depictions of them. The Aliens stumble backwards, terrified. “You know of the old ones.”

12,865 upvotes259 comments

You're mysteriously trapped in a cheesy sitcom with a seemingly random laugh track. After a string of murders, it becomes apparent that the laugh track signals when the killer is near.

12,732 upvotes174 comments

Bob Ross was actually a serial killer that painted where he buried his victims. His paintings are becoming suspicious and the body count is rising.

12,610 upvotes305 comments

The zombie apocalypse has come and gone. Humanity has survived and prospered, but with the virus still inside every single human. Centuries in the future, we are at war with an alien race, and they are horrified to learn that we don’t stay dead easily.

12,477 upvotes314 comments

Researchers have developed a prototype for teleportation but it hasn’t been announced to the public. Being the 53rd tester, you hop in. But as the scientists pull the switch, you feel your body being ripped apart. Before you fade away, you see yourself come out, reassuring everyone it worked.

12,369 upvotes369 comments

You ate your last apple almost a full day ago. The second hand on the clock creeps closer and closer to the 24-hour mark. Holed up in a cabin you ready your shotgun. You can feel them out there, waiting, watching. The Doctors.

12,252 upvotes161 comments

You ate your last apple almost a full day ago. The second hand on the clock creeps closer and closer to the 24-hour mark. Holed up in a cabin you ready your shotgun. You can feel them out there, waiting, watching. The Doctors.

11,982 upvotes152 comments

You've been living alone for 13 years. Whenever you come home from work, you always find your bed made, dinner cooked and a message with "This could have been us." You moved out several times. This keeps going on.

11,974 upvotes336 comments

You have been told all your life that you have a rare medical condition. It means you need regular special meals that your family has lovingly prepared. You now find out that your "condition" actually requires fresh human flesh and your family have become serial killers to keep you alive.

11,768 upvotes181 comments

When summoning a demon, something very unexpected happens. The demon bellows through the fire and smoke, “Who dares to call upon me, Mortal- wait.. dude, is that really you?” The demonic voice immediately switches to the familiar voice of your high school best-friend, who died years ago.

11,669 upvotes218 comments

You accidentally kill a person. You instantly absorb all of their memories, intelligence, and talents. You find it feels euphoric and quite addicting.

11,634 upvotes398 comments

You receive a government text warning saying “EMERGENCY - LOCK ALL DOORS AND STAY INSIDE. DO NOT PANIC”. You hear your SO at the locked front door, who’s just come back from the supermarket. They beg to be let inside but you’re unsure. Something doesn’t feel right.

11,484 upvotes561 comments

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