Oz Williams-a brilliant boy who has a special strength when it comes to help the dead revenge! London of the nineteenth century is a place where Children's Children's Detective Williams and his unusual assistant. Oz helps to solve the cases with which the police have problems, and in the end, the killer always finishes what kills himself because of the mysterious strength, which Oz shows them to take revenge on the dead. Oz has the opportunity to listen to the dead, and in the form of Jack-O-lantern, the dead takes away their murderer. Oz loves sweets and always wears Halloween costume all year round, so he is known as a detective Halloween! Description Luffynotomo.