One idea could be a person who moves into a new house and every night hears strange scratching noises from the attic. When they finally go up to investigate, they find a diary that details the previous owner's descent into madness and how they were haunted by an entity that lived in the walls. As soon as they start reading, the scratching gets louder and the room grows colder.
A young girl finds an old, antique mirror at a flea market. When she takes it home and hangs it in her room, she starts to notice that the reflection in the mirror sometimes moves on its own. At first, it's just a small shift, but then she sees a figure in the mirror that doesn't match her own movements. As she tries to smash the mirror, the figure reaches out of the mirror towards her.
One idea could be a person moving into a new house. Every night, they hear strange scratching noises coming from inside the walls. As they investigate, they find old, faded photos of a family that looks just like them but with sinister expressions. The scratches start to form words like 'leave' on the walls.
A story about a house with a locked room that no one has opened for decades. The new owner of the house is curious and finally manages to break the lock. Inside, there's a single chair in the middle of the room. As soon as they step in, the door slams shut behind them. They feel a cold presence. Then, they start to see apparitions of people who seem to be trapped in the room, reaching out to them with desperate looks, as if they want to transfer their own trapped state to the new owner.
A story about a cursed forest. The forest has a reputation for being a place where people go missing. A group of hikers decides to explore it despite the warnings. As they go deeper, they notice that the trees seem to be alive, with branches reaching out like arms. There are strange symbols carved into the trunks. At night, they are surrounded by a thick fog, and in the fog, they see shadowy figures that seem to be luring them further into the forest. The hiker's attempts to escape only lead them deeper into the nightmare.
How about a story set in an abandoned asylum? A group of urban explorers break into the long - closed asylum. As they wander through the dark, musty hallways, they hear the screams and moans of the former patients. They find old patient records that hint at inhumane experiments. Then, they start to be chased by an unseen force that seems to know every nook and cranny of the building.
One idea could be a haunted house where the spirits have a specific agenda. Maybe they're trying to reveal a hidden truth about the property's past.
Imagine a forest that is known to be cursed. People who enter it often get lost, even those who are experienced hikers. The protagonist is a journalist who wants to investigate the mystery of the forest. Once inside, he discovers that the trees seem to move and form mazes. He also hears voices that seem to be leading him deeper into the forest. As he tries to find his way out, he realizes that there are strange creatures watching him from the shadows.
One idea could be a haunted mirror. A young woman buys an antique mirror at a flea market. Every time she looks into it, she sees a figure in the background that gets closer each time. At first, she thinks it's just her imagination, but then strange things start to happen around her. Objects move on their own, and she hears whispers coming from the mirror.
One idea could be a story about a young artist who discovers a magical paintbrush that brings his paintings to life. He then has to deal with the chaos that ensues as the living paintings start to interact with the real world in unexpected ways.
A story about a person who gains the ability to read minds but realizes it's not as great as it seems. They struggle with the burden of knowing everyone's secrets and the isolation it brings.
You could write about a time-travel adventure or a mysterious encounter in a forest.