Summary: An upper-class thief who specializes in robbing other bandits, crooked businessmen, and rich social parasites contrives to join a gang of jewel thieves who have kidnapped a talented diamond cutter and his beautiful daughter and have obliged him to participate in a smuggling plot. The principal MacGuffin for the ensuing plot, however, is a winning lottery ticket, properly belonging to the diamond cutter but successively in the possession of several of the protagonists, whom the hero manages to turn against one another, in a bewildering series of plots and counterplots. The victims are somehow finally rescued from this welter of exposition and an approximation of justice is achieved.