Anthropology student Daria, who's helping a property developer build a village in the Los Angeles desert, and dropout Mark, who's wanted by the authorities for allegedly killing a policeman during a student riot, accidentally encounter each other in Death Valley and soon begin an unrestrained romance.

Dirty Harry Callahan returns again, this time saddled with a rookie female partner. Together, they must stop a terrorist group consisting of angry Vietnam veterans.

A police detective's investigation of a prostitute's murder points to his best friend.