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 group of teenagers grieving the death of their friend takes a trip to an isolated summerhouse in the countryside. What starts as a peaceful getaway turns into a horrific nightmare when a masked man begins to terrorize them in the most gruesome ways.