PRAISE FOR DAVID MARK: 'Mark is a wonderfully descriptive writer' Peter James. 'To call Mark's novels police procedurals is like calling the Mona Lisa a pretty painting. Beautifully crafted, filled with flashbacks, horror, angst, and chilling detail' Kirkus Reviews. 'Breathtaking' Peter May, on Cruel Mercy. 'Dark, compelling crime writing of the highest order' Daily Mail, on Darkness Falls. 'Brilliantly written – a cracking story'