Escaping from a prison work gang, a group of murderous convicts journey through the wilds of the Rocky Mountains during the 1860s gold rush in search of riches beyond their imaginations. The gang's ruthless leader, Clarence Whitney, forces one of them, Michael George, a young Metis half-breed, to participate in their mayhem and wanton acts of murder or face death. When Whitney and the gang pillage a native village, taking a village elder hostage, Michael and the elder secretly work together to undermine Whitney and the others. Survivors from the village, including a powerful native shaman,...