Following the Civil War, headstrong rancher Thomas Dunson decides to lead a perilous cattle drive from Texas to Missouri. During the exhausting journey, his persistence becomes tyrannical in the eyes of Matthew Garth, his adopted son and protégé.
Owen Thursday sees his new posting to the desolate Fort Apache as a chance to claim the military honour which he believes is rightfully his. Arrogant, obsessed with military form and ultimately self-destructive, he attempts to destroy the Apache chief Cochise after luring him across the border from Mexico, against the advice of his subordinates.
Three outlaws on the run discover a dying woman and her baby. They swear to bring the infant to safety across the desert, even at the risk of their own lives.
