When a prisoner vanishes without a trace, Detective Frank Morley is sent to a decaying prison on the verge of shutdown. What begins as a routine investigation quickly spirals into a dangerous search for answers. As reality fractures, Frank is haunted by the secrets that lie within the prison walls.
What starts as a routine audition for a no-name indie horror flick quickly turns deadly when a group of actors find themselves trapped inside a building with no way out. They're hunted by masked killers who know every inch of the building.