In the episode Tracks out of Tombstone, Luke Slaughter, a well-respected cattleman and former Civil War cavalryman, is making his way to the notorious town of Tombstone with his herd. The journey is fraught with danger, as Slaughter warns his companion Jim about the lawless nature of the town, filled with both peaceful citizens and ruthless gunslingers. As they travel, they come across a campfire and a wounded man named Ralston, who claims to be innocent of the charges against him, specifically a payroll robbery. Slaughter's instincts kick in as he realizes that Ralston's presence may be part of a larger trap involving the local sheriff.