Luther Bastian's younger brother was murdered by outlaws. Now Bastian is a bounty hunter, and outlaws know that he comes to kill. He cannot be reasoned with, persuaded or bought-off. So, when a gang of lawless men boldly and brutally kill a Texas Ranger in the remote town of Medicine Bend, Captain Mallory knows just the hunter to call. But this time, during his pursuit of his prey, Bastian is befriended by a small boy and a young woman. Can they help him see the world as a better place, and put an end to his quest for retribution?