Backwash — Bill Rogers

The eighth novel in the acclaimed, bestselling, DCI Tom Caton Manchester Murder Mystery Series. The body of a young man is discovered in a terraced house in East Manchester. No motive presents itself. Tom and Kate are due to be married in two weeks time. But he is drawn inexorably into the dark underworld of the internet where nothing is a sit seems, and where lurks a danger to himself and those closest to him. Part thriller, part mystery, part police procedural, this rich tapestry of a novel delves into the threst that face everyone who uses those social media that have become an essential part of our lives.