During the last three years there have been three mysterious deaths all linked to Mary's romances. Her first lover allegedly commited suicide, her next lover was murdered, and every man she has a sexual relationship with thereafter meets a gruesome end shortly after the relationship is consummated. Hoping to prevent the deaths of future lovers, Mary seeks the help of a psychiatrist, who concludes that the common denominator is Mary. A police investigation includes Mary as a suspect, but the detective investigating the deaths develops many theories about who the murderer might be. He also falls deeply in love with Mary and she with him. A chilling end ensues, where the unlikely killer is finally revealed in this psychological drama that involves mystery, suspense, and sensual romance.