When Major Charles Rane and his friend Johnny Vohden returns home to San Antonio after eight years of physical and mental torture in a Vietnam POW camp they are treated as a heroes. But Rane cannot know his experiences are nothing compared to the ordeal he must still face. A gang of thugs invade his home to steal the silver coins he received for his service and mangle his hand leaving him and his family for dead. Whilst recovering in hospital Rane becomes more distant and cold. Aided by his loyal friend and now wielding a hook for a hand he sets out on a mission of vengeance with the ice cold determination of a man who has suffered too much and has nothing else to live for but revenge.