Della Marot leads a double life. On the surface, she appears to be the respectable owner of a bar and restaurant in New Orleans. But she is really the mastermind because of a series of bank robberies and other thefts. Della, however, is tired of the criminal life and wants to retire and be with her 12-year-old daughter, who is off at boarding school. Erskine and Colby investigate a Baton Rouge bank robbery, which puts them on a trail that eventually leads to Della.