In a strange grotto deep in the bowels of the earth a coffin uprights itself, dances, then opens, and out steps a demonic magician with skeletal face, horns, and cape. He wraps two women (who appear to be in a trance) in fabric, levitates them, and causes them to burst into flames and disappear. As he gathers their ashes in a pitcher a Good Spirit [a young woman who resembles P...