''You turn the pages as if your very life depends on it'' - Daily Mail Destroyed by fire years ago, the infamous Philadelphia State Hospital was known as a warehouse for the criminally insane.But one man never left. By night Luther walks Philadelphia''s backstreets; by day he roams the catacombs beneath the city. Luther is everywhere and nowhere; he''s is in your dreams - and your nightmares. Then Detectives Kevin Byrne and Jessica Balzano are called to a bizarre murder scene: a man has been killed by a railroad spike driven into his head. But this is just the beginning of a trail of evil that will lead Byrne and Balzano back to the hospital, to a missing girl and to a horror they could never have imagined . . .Praise for Richard Montanari ''A relentlessly suspenseful, soul-chilling thriller that hooks you instantly'' Tess Gerritsen ''The author''s elegiac tone takes the curse off this blood-drenched thriller . . . Gripping'' New York Times (the 10 best crime novels of 2016) ''A master storyteller'' James Ellroy ''Scary good!'' Lisa Gardner ''Taut, propulsive and darkly gripping, Montanari is a master of suspense'' Chris Ewan ''A specialist in serial killer tales . . . a wonderfully evocative writer'' Publishers Weekly Amazon readers love Richard Montanari ***** ''One of the best detective stories I have ever read'' ***** ''If you haven''t read these books yet.... START READING THEM!'' ***** ''Great plot and incredible pace. A real page turner'' ***** ''I couldn''t put it down - utterly absorbing and compelling!!'' ***** ''The last 20 pages had me biting my nails and sitting on the edge of my chair!'' ***** ''Absolutely brilliant - almost impossible to put down'' ***** ''Every once and while I read a classic which I''ll NEVER forget.This is a book I''ll never forget'' ***** ''This is a chillingly good read with a fast-paced storyline full of twists and turns'' ***** ''From start to finish, you never want to stop! You have to know what happened!'' ***** ''An outstanding tale with as many twists as a game of snakes and ladders'' ***** ''One of the best crime/thriller writers'' ***** ''Amazing'' ***** ''Richard Montanari never lets you down. The ending is always a surprise'' ***** ''So easy to pick up, so hard to put down''