A down-on-his-luck coach is hired to prepare a team of the best American dancers for an international tournament that attracts all the best crews from around the world, but the Americans haven't won in fifteen years.

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."