Sheriff of vengeance

With a failing farm, and with nightmare memories of the war, Clay Butterfield and his wife Rose Alice abandon life in the East. They join a wagon train bound for California. However, when their departure is delayed, Clay finds out that a gunman is in town, intent on killing him. Instinct tells him to run, but to protect Rose Alice, and make his new life secure, he rides into town to confront the stranger who wants him dead.