Housed inside a vault in the basement of an abandoned school lurks an evil that has been locked away for over a hundred years. When a teacher and 5 students visit the school to archive any memorabilia before it's torn down, they mistakenly free the horrific spirit, turning the school into a deadly prison. Now they must face the evil and banish it to the vault once again before it kills them and escapes to destroy the world...

"Don't release what you can't put back"