Jack Marric is returning to his family home after learning of his mother's illness. But a decision to stop for a drink at a saloon results in him getting into a fight with and killing two men who are bullying the elderly saloon-keeper. Jack is enthusiastically welcomed home by his family, but unbeknown to him, he has been followed by the brother of the two dead men, who is now hell-bent on revenge and will kill anyone who gets in his way. Soon the whole family are under threat because of Jack's act of courage...