Marshal Dillon is trying to bring a suspected murderer back for trial (on foot)for killing a lawman friend of the Marshal's. He finds the man near a large sheep ranch run by an independent Australian immigrant named Tyson. Tyson wants to handle the prisoner in his own way for allegedly killing a few of Tyson's ranch hands. The Marshal enlists the help of a local doctor and Tyson's own daughter while acquiring horses. Ultimately Tyson and the Marshal meet face to face before returning to Dodge City.

Kitty gets caught up in a scheme where lawmen will try to arrest known criminal Dal Neely by using his daughter as bait. But everyone gets more than they bargained for in this story.