Three members of a ghost-hunting reality TV show voluntarily lock themselves in an abandoned psychiatric hospital known for paranormal activity to film an episode. They quickly realize the building is alive and preventing them from leaving, trapping them in a maze of hallways. As they become lost and terrorized by ghosts, they start to question their sanity and learn the dark truths of the hospital's past, filming what becomes their final episode. The film uses unsettling music, lighting, and camera techniques to build an eerie atmosphere and imply impending danger for the characters.