When a friend of McCabe's who is an ex-cop who is now a P.I. is killed when it appeared he was driving while drunk. But McCabe notices some inconsistencies so he has Jake check it out. When Jake goes to his office to check it out he's roughed up a cop, who says he's investigating the man's death. When he tells McCabe about the cop he learns that he's the brother of the dead man's wife. They learn that McCabe's friend was investigating an old case--the murder of woman, whom the man may have been involved with.