Evil hangs over Philo's family like a thick, dark cloud. His sister, Illyrica, is possessed by a power far greater than anything he knows. There seems to be no freedom from her curse and his mother is desperate to do anything to help her, even sell their boat to pay a magician to cure her. But rumours have come to the town about a powerful prophet with amazing healing powers. Who is he and can he help? The stories of Patricia St John are timeless classics and have been entertaining children and young people for generations.