File 253

After a young, middle-class couple moves into what seems like a typical suburban house, they become increasingly disturbed by a presence that may or may not be demonic but is certainly the most active in the middle of the night.

A team consisting of a physicist, his wife, a young female psychic, and the only survivor of the previous visit are sent to the notorious Hell House to prove or disprove survival after death. Previous visitors have either been killed or gone mad, and it is up to the team to survive a full week in isolation, and solve the mystery of the Hell House.

In town for a job interview, a young woman arrives at her Airbnb late at night only to find that it has been mistakenly double-booked and a strange man is already staying there. Against her better judgement, she decides to stay the night anyway.

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.