Raised among the Blackfoot, John Hawk is a valuable asset to the US Army. As a military scout at Fort Ellis, he is able to cross the line between two worlds'and help keep the peace. But when he disobeys a direct order from his commander, Hawk is immediately dismissed from his post. That was the army's first mistake. The second was losing track of a small mule train en route to Helena. At the request of his former lieutenant, Hawk leaves his cabin...

"Kirby had carried a seven-year grudge with him wherever he went. He'd followed Joe Lowry from Wyoming through Montana, New Mexico, Missouri and the Dakotas. But now that he'd found his man, Mason Kirby was stuck. Because there was real trouble in the territory. Further north, the Sioux and Cheyenne were joining forces as they had never done before. At Fort Fetterman the Army sat, tense with anticipation, waiting for a call for help. Now, of all times,...

Trapper and U.S. military scout Yellowstone Kelly is drawn into the conflict between American soldiers and Sioux warriors in the days after Little Big Horn when he saves the life of a beautiful Arapaho girl held captive by the Sioux.