While thirteen- year-old Johnny Dixon lies dying, possessed by an evil spirit, his friends, an elderly professor and a schoolmate, try to find some way to free him.
While thirteen- year-old Johnny Dixon lies dying, possessed by an evil spirit, his friends, an elderly professor and a schoolmate, try to find some way to free him.
Johnny Dixon, Fergie and Professor Childermass comply with a strange will left by the Professor's brother, which requires them to spend the summer at a desolate estate where they encounter a madman bent on destroying the world.