Joan Anders, a girl detective for a jewelers' protective association, poses as a chorus girl in a musical comedy troupe to capture a gang of jewel thieves.
Lila Beaumont is an understudy in a Broadway musical. Her boyfriend, George Shelby, arrives in New York hoping to take Lila back home with him to marry.
Newspaper staffer Alice Woods persuades the editor to allow her to chase a story, that of prizefight contender Martin, who is about to fight for the championship. However, he does not know that his manager is preparing to double-cross him.