A young black soldier returns home to Los Angeles from combat in Vietnam to find out that his brother had been killed by a gang of racist cops. Angered, he joins a black nationalist group to take his revenge.

A young cavalry officer is assigned the job of bringing in a band of Apaches who have been terrorizing the countryside.

The Apaches are on the warpath and the Army must defend them. Murphy's mission is to get a shipment of rifles, but it's stolen by greedy white traders with the help of mutinous soldiers