Harry Callahan. He doesn't break cases. He smashes them. And this time, Dirty Harry is out to smash a burgeoning drug-smuggling operation that threatens to bring the San Francisco P.D. to its knees. Follow the trail of the ruthless drug kingpin. Sweep the kingpin's criminal scum from the streets, sewers, and dockyards of San Francisco. Crack the case and face the kingpin himself in a blazing showdown on Alcatraz.