When a man living alone in the woods saves the life of a young woman, they are forced to coexist. Chaos ensues when the woman makes a terrifying discovery in the woods behind the man's home and unleashes something truly haunting.
Pregnant Rachel and her husband, Matt, are stranded after wrecking their car on a remote Scottish road. Though hostile at first, a nearby farmer and his wife welcome them in after learning that Rachel is with child.
