A local high school harbours a sinister secret society. They are a strange group of students who revel in demonic fantasy role play, breaking in to the school after hours decked in all manner of satanic costumes, carrying fake weapons. Their games soon turn into nightmares when a mysterious force takes control. One by one the supernatural presence possesses their souls and transforms them into "young demons". It's up to one resourceful student to save his friends and exorcise the evil power that threatens to destroy them all!