Dark Tower by Stephen King

This volume sees gunslinger Roland on a roller-coaster mix of exhilarating triumph and aching loss in his unrelenting quest to reach the Dark Tower. A journey which means he must leave his faithful friends as he closes on the tower. His steps are followed only by Mordred, half-human, half-terrifying creature. Paperback , 672 pages Published February 16th 2012 by Hodder & Stoughton (first published September 21st 2004)