Bone and Loraine are still trapped in the past. Assistant Secretary of the Navy Theodore Roosevelt is on a hunting trip in the Kiamichi Wilderness in the southeastern corner of the Indian Nations. Is the future president of the United States in danger? The Secret Service and the US Marshals Office join forces and send Marshals Bass Reeves, Fiona Flynn and others to thwart an international gang bent on kidnapping Roosevelt. Bone and Loraine are invited to work with them. Why are Bone and Loraine there?What do they encounter in the wilderness?Travel back in time and find out in BONE.