The Indians around Fort Laramie, Wyoming are peaceful. Or so it has seemed - until killers ambush a detail of U.S. soldiers and an officer's wife. One man, an ambitious cavalry officer, flees the carnage and lives to tell the story - his own story, an outright lie. When Duff MacCallister and a few brave men go after the attackers, they discover the officer's wife is very much alive and at the cold merciless hands of the sadistic warrior Yellow Hawk....

Long ago, legendary trapper Preacher took shelter with the Absaroka and fell in love with a girl called Bird in the Tree. Twenty years later, he rescues a woman and her son from an ambush by the hated Blackfoot. The woman is Birdie, and the valiant young warrior is Hawk That Soars--Preacher's son. Now the greatest fighter on the frontier is about to go to war to protect a family he never knew he had. Hopelessly outnumbered by vicious warriors,...