Detective Munro is on the back foot when a dangerous killer always seems to be one step ahead. Having been the victim of a hit and run, and despite being black and blue, DI Munro wastes no time in trying to find out the identity of the perpetrator. In the meantime, a junior detective receives a call from a concerned member of the public, worried that a recently deceased friend's will had been unlawfully changed. What connects these two events will...