A secretary (Gloria Stuart) solves a murder for her boyfriend (Michael Whalen) in the district attorney's office.

A crime writer believes that a man imprisoned for committing the notorious "Flower Shop Murder" is innocent of the crime. He believes he knows who the actual culprit is, and sets out to befriend the man and get enough evidence to prove that he is the real killer.

A reformed jewel thief fights to clear his name when he's framed for murder.