She stalks, she marries and then she kills. Francis Sweet a 29 year old gorgeous woman who uses her beauty and charm to lure wealthy men into giving her all their money. One by one she kills them. One husband she electrocutes and the other she cuts the brake line out of his car. When her newest husband Nick finds out, he realizes he is next. Nick and Teresa, a girl who he never knew he loved, try to stop her. In the end Frances kidnaps Teresa and just when it looks like she has won, the police come to the rescue and kill Frances.