A college teacher brings the little creatures back to his campus, where they proceed to terrorize the faculty and students.

After a hard day of volleyball at the beach, a teen whose parents are away decides to have a slumber party with her girlfriends. Their boyfriends predictably show up to scare them, but a stranger from the beach is also seen lurking around the house. Soon the group begins experiencing an attrition problem.

Two beach combing-shutterbugs accidentally capture a murder on film. Now detectives, the boys set out to capture a murderess shot only from behind, with a rose tattoo on her behind. Fun in the sun turns dangerous when they end up shooting bullets instead of film.