When a rival newspaper publisher complains to his captain about possible collusion between himself and reporter Torchy Blane on scooping her rivals in crime news reporting, Det. Lt. Steve McBride determines to thwart her efforts to get inside information - and she determines to go on getting it, by whatever means necessary.

A society girl is suspected of murdering an artist whose brother is a notorious racketeer. In her pursuit of an alibi, she inadvertently implicates a struggling advertisement photographer. Now they must keep up the appearance of being engaged as a bumbling detective snoops around, and their initial distaste for each other blossoms into romance.