A ruined opera singer inherits a mansion lost in the mountains, on the hunting grounds of the malevolent creatures from Native American folklore.

Diane McLane is completely broke when a providential inheritance grants her a mansion deep in the forests of Montana. Escorted by a retired gun-for-hire and his sharp-shooting niece, she ventures into the harsh wilderness. In the icy Rockies, the trio comes up against a strange gang led by a fanatic. Their target: an abandoned mountaintop sanatorium. But these sacred lands guard their secrets. This territory belongs to the Skinwalkers, the most fearsome creatures of Native American legend…