The year is 1807. Josh and Gabe Dent are two brothers living on the far frontier of a young America. Their lives are jolted when their parents are brutally murdered by a gang of thieves. The two frontiersmen ride to hunt down the killers. The trail of vengeance is not an easy one. In the years that follow, Josh and Gabe find themselves answering the call of the West. The brothers join up with the first Mountain Men to see America's greatest untamed natural treasures. But as bountiful as it is, the land is fraught with danger and bloodshed.