Hardcastle wants to investigate a woman named Tina Grey. It seems that a lot men die whom she was ""with"". When Hardcastle goes to the police for info, a Captain Filapiano, who doesn't like Hardcastle asks him to leave. Hardcastle then tells McCormick to get close to her. As they get closer, a gangster named Joe Beiber, whom she has been seeing, and who is insanely jealous abducts them. When Hardcastle goes to Filapiano to find out what's going, he discovers that she is The Black Widow, a former prostitute turned police informant. She works for Filapiano, and part of their arrangement is that in exchange for getting info on certain criminals, she frames someone close to the criminal she is working on, or someone who had access to the info she was going to get. Beiber was her latest target but her fall guy was killed by Beiber before she could get what she was suppose to. So Filapiano suggest that they use McCormick. Hardcastle saves McCormick and Tina's implicating Filapiano and Hardcas