A University professor takes four archaeology students on a field trip to a remote Scottish island. With tensions already present in the group, they unearth clues to an ancient mystery that will threaten their lives.

The clumsy and unfunny clown Richard "Stitches" Grindle entertains at the 10th birthday party of little Tom, but the boy and his friends play a prank with Stitches, tying his shoelaces. Stitches slips, falls and dies. Six years later, Tom gives a birthday party for his friends at home, but Stitches revives to haunt the teenagers and revenge his death.