Smoke and whispers

It's been a while since Sarah Tucker has seen detective Zo Boehm, until she heads to Newcastle to identify a body hauled out of the Tyne. It looks like Zo 's terrible fear of death has finally caught up with her. But putting a name to the corpse raises questions that Sarah can't answer. Why was the body wearing a jacket a murderer had stolen years before? Did Zo kill herself? Or did one of her old cases come back to haunt her?