The wife of a psychoanalyst falls prey to a devious quack hypnotist when he discovers she is an habitual shoplifter. Then one of his previous patients now being treated by the real doctor is found murdered, with her still at the scene, and suspicion points only one way.

In 1903, Doctor Huntington Bailey meets a friendly older lady during a train trip. She tells him that she is going to visit her brother Nick and his lovely young wife Allida. Once in New York, Bailey hears that his train companion suddenly died. Shortly afterward, he meets the strange couple and gets suspicious of Nick's treatment of his wife.

A sleazy lawyer's female assistant sets out to end his cheating ways.

A once-promising doctor begins a downward spiral, finding himself in opium dens, a carnival freak show, and drugs parties.