Graduation Night. Forty exhuberant high-school seniors climb aboard the train for an all-night ride of fun and games. Unknown to them, so does a killer! An escaped lunatic disguised – even from the audience – begins to take his unsuspecting victims, one by one. The train cannot stop, and neither can the killer as we are dragged from one horrifying moment to another… until the killer’s identity is finally revealed in a truly shocking climax!