Pam Grier stars as maverick cop Della Wilder. At the point of disposing of Vera Church's body, her murderer is surprised and runs off, leaving the body in a suitcase. Wilder is called in to investigate and her main suspect is Dr. Samuel Charney (Rutger Hauer), whose career was destroyed by Church's malpractice accusations. However, 10 other women have been reported missing in the city and Wilder begins to suspect there is a link. Going against her superiors, she decides to track down the real killer but finds that she has also put her own life at risk.