Blacklight Blue (The Enzo Files) / Peter May

Worse, though, it seems he has become the victim of someone who is trying to destroy his life--by ruining his credit, threatening him and his family, and finally framing him for murder.

With no choice but to fight back, Macleod stashes his family in a safe house and sets to work. Increasingly convinced that the cold case he's investigating is connected to his persecution, Macleod tries to connect the dots before it's too late to save his life and the lives of those he loves. . .