When the Foster twins travel to far off Colorado from Little Rock, to assist their great uncle to save his horse ranch from the greedy grasp of an unscrupulous and dangerous land grabber, they find their greatest adventure. The trip into the mighty Rocky Mountains meets with danger, intrigue, and the discovery of the most unusual group of people ever found in the great and mysterious mountains of the west.

When the Foster twins travel to far off Colorado from Little Rock, to assist their great uncle to save his horse ranch from the greedy grasp of an unscrupulous and dangerous land grabber, they find their greatest adventure. The trip into the mighty Rocky Mountains meets with danger, intrigue, and the discovery of the most unusual group of people ever found in the great and mysterious mountains of the west.