Work grows more interesting when a new crate containing the body of a famous serial killer arrives to be stored in the warehouse for the week. Strange things start to happen which eventually threaten the well-being of the night crew. The crew tries to explain the strange happenings by basing them on an old phenomenon called "Old Hag."

A small group of 'cleaners' are hired to clean up five dead bodies in an old warehouse, only find out that one of the bodies isn't quite dead.