In 1934, the dying composer Sir Edward Elgar feebly whistled to a friend the theme from his Cello Concerto and said, "If you're walking on the Malvern Hills and hear that, don't be frightened. It's only me." Seventy years later, Merrily Watkins—parish priest and Deliverance Consultant to the Diocese of Hereford—is called in to investigate an alleged paranormal dimension in a spate of road accid...