Four Friends start to receive morbid valentine day cards. Someone out there is stalking them....someone they all spurned when they were younger. And Valentines Day 2001 is the Day she/he gets their revenge.
An evil scientist implants the brain of Michael, a murdered high school student, into an Tyrannosaurus. He escapes, wreaks vengeance on his high school tormentors and is reunited with his sweetheart Tammy.