Three years after the end of the Apache wars, peacemaking chief Cochise dies. His elder son Taza shares his ideas, but brother Naiche yearns for war...and for Taza's betrothed, Oona. Naiche loses no time in starting trouble which, thanks to a bigoted cavalry officer, ends with the proud Chiricahua Apaches on a reservation, where they are soon joined by the captured renegade Geronimo, who is all it takes to light the firecracker's fuse..