The wages of sin is death. The partial collapse of a disused Edinburgh church reveals a dead body in the rubble, his head badly smashed by falling masonry.Soon identified as an old ex-con - Kenny Morgan - his death is put down to a heart attack and deemed non-suspicious. Tony McLean is approached by a notorious crime lord who suggests the police should be looking into Morgan's death more closely.Despite struggling with his recent retirement, he is reluctant to involve himself. But when a second man is found dead in another disused church, his forehead branded with a cross, this time it is clearly murder. There's a killer stalking the streets of Edinburgh.Is it time for McLean to get back to doing what he does best?Praise for James Oswald:'The new Ian Rankin' Daily Record'Creepy, gritty and gruesome' Sunday Mirror'Crime fiction's next big thing' Sunday Telegraph