"Only 'Dirty Harry' Callahan can stop the 'Snuff' psycho on his 'Frisco rampage! Winos brutally slain on San Francisco's skid row. Beautiful young women butchered in the act of sex by a perverted killer. The acts of two men--or one? Not even Dirty Harry knows. But he's going to find out, if he has to break every law to do it. From 'Frisco's sexual underground to the boardrooms in the city's sky, Harry plunges into a blood-streaked manhunt that will leave only one survivor."-