 Mike Stone s back and his old partner, Steve Keller played by Michael Douglas in the original series, is missing. So Mike heads up an investigation. At the same time, he is investigating another brutal murder. And he is trying to decide which of two inspectors shall he recommend for the position of Lieutenant; a woman (Farentino) who has a "Dirty Harry" tendency or a man (O Farrell) who reminds him of Steve Keller.