In this thriller a wacko keeps calling a "900" phone sex girl with threats of punishment. Not long after, one of her co-workers is attacked and killed. Terrified, the girl goes to her ex-husband, football player who has become a private detective and asks for help. Unfortunately, the psycho killer learns that the detective is out to get him and frames him for murder. Luckily, the detective's friends bail him out and he is back on the case.