A young girl is trying to live an honest life in a crooked city. Caught up with a crook that might be the son of a millionaire and other crooked people, she must attempt to reform things, or at least one person.

Satan decides to ruin the innocence of ambitious Everygirl , who has a beautiful voice and wishes to pursue a career singing in opera. He thus assumes human form and follows her in order to make sure that she accepts his terms.