As the State Governor's lawmen spread throughout Wyoming, the days of the bounty hunter are coming to a close. For hired gun Brad Thornton, this spells the end of an era. The men in badges aren't yet everywhere, though, and rancher Moreton Frewen needs immediate action: rustlers are stealing his stock, and Thornton is just the man to make the culprits pay. But these are no run-of-the-mill cattle thieves. The Morgan gang are ruthless killers, prepared to turn their hands to anything from bank robbery to murder ...