An heiress is one of the few survivors of a sunken ship, but is traumatised by the experience and retires to her family's plantation to recover. A man hopes to claim her inheritance for himself, and forms a conspiracy to prey on her neuroses and drive her insane. Thriller, starring Merle Oberon and Franchot Tone.

Leslie Calvin, the sole survivor of a submarine accident, goes to her relatives in order to recover emotionally. Unfortunately, she encounters various scam artists led by Mr. Sydney who intend to kill her and steal the family assets. Dr. George Grover helps Leslie to defeat Sydney.