How to make a scary story?

After witnessing a brutal murder on Halloween night, a young woman becomes the next target of a maniacal entity.

A malevolent being known as The Jester terrorizes the inhabitants of a small town on Halloween night, including two estranged sisters who must come together to find a way to defeat this evil entity.

Arthur and his two children inherit his uncle's estate: a glass house that serves as a prison to twelve ghosts. When the family, accompanied by a nanny and an attorney, enter the house they find themselves trapped inside an evil machine 'designed by the Devil and powered by the dead' to open the Eye of Hell. Aided by a ghost hunter and his rival, a ghost rights activist out to set the ghosts free, the group must do what they can to get out of the house alive.

A horror webtoon writer journeys to a shabby apartment building in search of ideas. The building's caretaker tells him about multiple strange events that happened throughout the building's history.

After fleeing his psychotic father, a young teen and his mom seek refuge in a remote farmhouse, only to face a pack of ferocious dogs and the sinister spirits that haunt the property.

As an evil takes over the world beyond their front doorstep, the only protection for a mother and her twin sons is their house and their family’s protective bond.

Professor Se-jeong is thrust into a bloody nightmare when a rapidly mutating virus is released during a biotech conference causing authorities to seal the facility. Trapped inside with no escape, Se-jeong along with a small group of survivors must fight to stay alive while the infected undergo horrific transformations.

Criminology student Chloe fakes her own death to break into a morgue, in order to retrieve a piece of evidence that ties her younger brother to a crime gone wrong. Once inside, she discovers that a sadistic coroner is using the corpses for his sick and twisted business, and when he realises that Chloe still has a pulse, a terrifying game of cat and mouse ensues.

A drive-in favorite, this sci-fi classic follows teenagers Steve and his best girl, Jane, as they try to protect their hometown from a gelatinous alien life form that engulfs everything it touches. The first to discover the substance and live to tell about it, Steve and Jane witness the blob destroying an elderly man, then it growing to a terrifying size. But no one else has seen the goo, and policeman Dave refuses to believe the kids without proof.

In a small Midwestern town, a deadly annual ritual unfolds when the mythical nightmare, Sawtooth Jack, rises from the cornfields and challenges the town’s teenage boys in a bloody battle of survival.

A boy named Eli with a rare autoimmune disorder is confined to a special experimental clinic for his treatment. He soon begins experiencing supernatural forces, turning the supposedly safe facility into a haunted prison for him and his fellow patients.

Unable to conceive, a couple seeks to build a family with a young orphan, survivor of tragic childhood. But their act of love turns to horror when they realize the violence in their foster's past has returned to destroy the new family.