When Detective Inspector Greelie is called in to investigate what should have been an open and shut case, involving the rape of Kathryn O'Neal and the near-fatal stabbing of her sister by a local man from the village where the sisters are on holiday, he is presented with a problem that swiftly spirals out of control. With an old-fashioned Scottish preacher quoting the Book of Revelations, evidence of Satanic Circles and a murderous villain called...