Death shall not corrupt him...Detective Sergeant Lucy Black is visiting her father, a patient in a secure unit in Gransha Hospital on the banks of the River Foyle. He's been hurt badly in an altercation with another patient, and Lucy is shocked to discover him chained to the bed for safety. But she barely has time to take it all in, before an orderly raises the alarm - a body has been spotted floating in the river below.The body of an elderly man in a grey suit is hauled ashore: he has been dead for several days. In fact, a closer examination reveals that he has already been embalmed. A full-scale investigation is launched - can this really be a suspected suicide, or is this some kind of sick joke?Troubled and exhausted, Lucy goes back to her father's shell of a house to get some sleep, but there'll be no rest for her in the night with the mystery of the preserved corpse circling in her head.'Some of the very best crime fiction being written today' Lee Child on Bad Blood