 He phones his old buddy Pete, who's a homicide detective, and asks him to trace the plates of the killer's car.Tim and Linda barely manage to stay one step ahead of the killer, and they begin to suspect that he has almost unlimited access to cell phones, financial transactions and GPS tracking; implying that he is working for someone very powerful.As Tim manages to foil the killer again and again, Linda begins to suspect that Tim is more than just a mason.