Ballinger investigates the murders of four women. The victims were all connected to the same church and lived within two miles of each other.

Chicago cop Frank Ballinger stages a rescue in order to gain the confidence of Alice, a young woman who works for suspected jewelry fence Louis Prince. Pretending to be furniture salesman Bob Steele, Ballinger romances Alice and gets friendly with her boss. But Alice falls for "Bob" and Ballinger must weigh her feelings and safety against his duty as a police officer.