Troubled divorcee Mary Kee is tormented by a series of sinister phone calls from a mysterious woman. When the stranger reveals she's calling from the past, Mary tries to break off contact. But the caller doesn't like being ignored, and looks for revenge in a unique and terrifying way...
When a straight-laced couple that has fun with a rowdy couple on vacation in Mexico return to the States, they discover that the crazy couple they met in Mexico followed them back home and decide to play tricks on them.
