 Cavalry captain Josiah Perry, a man with a taste for discipline, discovers that one of his two disobedient sons, Lon, has been killed in a gunfight with Lucas in North Fork. He visits his other son, Ben, who has become an ordained minister without his father s knowledge. Captain Perry goes on to North Fork determined to punish Lucas for Lon s death. Ben follows his father to North Fork hoping to prevent his father from meeting the same fate as his brother. Lucas likewise tries to find a way to avoid any further tragedy.