When a singing, song-writing prizefighter is framed for murder and sent to the state pen, his girlfriend sets out to prove his innocence.

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.