A psychiatrist poses as an ex-sorority sister to stop a slasher freed by a computer error.

A hooker is drugged and gang raped, runs away and finds protection with a clan of girls trained in kung fu by a martial artist. With this help, the young woman will take her revenge.

Heather leaves the nunnery and marries the gardener's son, just for the money. But before the couple consummates their marriage, she finds out he's her half-brother.