Andy Clark discovers he was cheated out of a half interest in partner Mike's business, now a thriving dance hall in 1892 Chicago. Unable to win it back, Andy schemes to make Mike's position untenable. He also hopes to turn Ruby Summers, Mike's motor-mouthed burlesque queen, into a classier entertainer, and incidentally to make her his own. But at the last minute, Andy's revenge comes unravelled.

Insurance detective Steve Hastings is sent by his company to investigate the disappearance of a fellow agent. His first lead is the agent's fetching sister, Victoria, whom he trails to Mexico City. After charming his way into her confidence, Steve helps Vicki unravel the mystery.

A woman of twenty-one opens her grandfather's will left to her thirteen years earlier, per his instructions. Murder soon follows.

Various performers and backstage crew come under suspicion when a dancer is found murdered at a burlesque theatre.