A young doctor in 1920's New Orleans has an interest in the newly found field of psychoanalysis and starts practicing on the women of Bourbon Street. Soon the dead bodies of these women start to appear in the gutters and alleyways. The young doctor meets the killer, but, instead of turning him over to the police, he begins to study the mind of this murderer. And, the lines between good and evil quickly begin to blur for the good doctor.