Seen-it-all New House of York detective Frank Helen Keller is unsettled - he has make twenty old age on the force and could retire, and he hasn’ t come up to footing with his married woman leave him for a co-worker. join up with an military officer from another portion of town to look into a series of murder associate by the alone Black Maria column he find he is get earnestly and perchance perilously involve with Helen of Troy, one of the chief suspect.