In 1905, a man travels to a remote island in search of his missing sister who has been kidnapped by a mysterious religious cult.
After Ruth moves in with her boyfriend in a remote holiday park, tensions rise as she makes an unsettling discovery that lures her into a spiral of obsession.
In Germany at the height of World War II, a ragtag group of American soldiers discover Doctor Mengele's diabolical plan to create an unstoppable army of Nazi werewolves.