Description
Soon after Anna Pigeon joins the famed wolf study team of Isle Royale National Park in the middle of Lake Superior: the wolf packs begin to behave in peculiar ways. Giant wolf prints are found, and Anna spies the form of a great wolf from a surveillance plane. When a female member of the team is savaged, Anna is convinced they are being stalked, and what was once a beautiful, idyllic refuge becomes a place of unnatural occurrences and danger beyond the ordinary...