Walker's friend, Reservation Police Chief Sam Coyote has been seeing Nora Shannon, an archaeologist who has been working on the reservation. When he proposes to her she turns him down and things get a little unpleasant between the two of them. Now an oil company that knows that there's oil under the reservation wants to get it before the Indians know about it, only problem is that Dr. Shannon site is where the oil is. So the oil company hires one of the men on her crew to do what it takes to get her to leave. But when that fails, he kills Dr. Shannon and frames Sam. While Walker and his deputy, George don't believe that Sam did it, the killer tells the Feds about Sam and Dr. Shannon, so they are about to arrest Sam and take him off the reservation, when Walker instructs George to arrest Sam so that he can remain on the reservation until they sort it out. When Walker learns about the oil company's application for mineral rights, he then goes to the man and after talking with him, he kno