The English-language horror/thriller begins when Brian Karters mother dies; he is surprised to learn that he has inherited The Sanctuary, home to her controversial experimental addiction treatment center. During a tour of the decrepit building with his friends and a mysterious associate of his mother, it becomes clear that something sinister lies beneath the surface. Despite their misgivings, the group follows a secret passageway underground and comes to a terrible realization: Brians mother built a revolutionary machine