Although notorious New Orleans gangster J.D. Walker is shot and killed in the 1940s, his spirit remains restless for three decades, until a hypnotist's supernatural nightclub act allows him to take over the body of a mild-mannered law student and seek revenge on those who got him killed.
After his mistress is murdered, a Mafia leader goes after the killer with a bloody vengeance. Soon after the hunt begins, a gang war ensues.
A psychiatrist plots to murder his wife, but with a new twist: he will brainwash a patient he is treating into committing the crime.
