Outlaw Roy Blanton's raised his four boys in the family business since they were half-pints - and they've gotten away with murder. That is, until U.S. Deputy Marshal Casey Dixon had hot-headed Billy, the youngest, hanged for shooting a policeman. Now the Blantons have vengeance on their minds. Old Buck Avery, Dixon's partner, has been thinking of turning in his badge, and taking down the Blanton name sounds like a fine way to leave the law on a high note. But it's going to get bloody - because the house of Blanton isn't going to fall without a fight...