A naive young girl, looking to escape from a bad family situation, falls in love with a man who turns out to be a cad, and leads her down the road to ruin.

In this crime drama, a young woman leaves her unhappy life at home to become a sophisticated night club singer. Her first job is nearly fatal when she entangles herself with the mobsters who own the joint and learns too much about their operation. Her boss decides to kill her and make it look like suicide. An intrepid reporter disbelieves the report and exposes the truth to the public.

The Crime Doctor gets involved in the case of the poisoning of a wealthy industrialist.

Small-time businessman Charles Engle is threatened with exposure for embezzling $3,000 for his free-spending wife. Deciding on suicide, he scribbles a note, stuffs it in his pocket and goes for one last night on the town. He is pulled into a poker game by conman Bill O'Brien and singer Nina Barone, but when they discover the dropped note, they resolve to turn the tables, get Engle his $3,000 and save his life.