In futuristic Los Angeles, a crime-fighting organization known as Condor goes up against the Black Widow, a female master criminal. The Black Widow steals the national security code and threatens to blow up Hollywood unless her old enemy, Proctor, a Condor operative, is turned over to her.

Tough torch singer Petey Brown, visiting her family, finds a nest of troubles: her sister, brother, and the neighbor's wife are involved in various ways with shady nightclub owner Nicky Toresca. Petey has what it takes to handle Nicky, but then she meets San Thomas, formerly great jazz pianist now on the skids, and falls for him hard.

Passing through a border town, a man is caught up in a Mexican's murder of a member of the town's most powerful family.

1941 film by Michael Curtiz