There is one serial killer who has shaped and defined police profiler Tony Hill`s life. One serial killer whose evil surpasses all others. One serial killer who has the power to chill him to the bone: Jacko Vance. And now Jacko is back in Tony`s life. Even more twisted and cunning than ever before, he is focused on wreaking revenge on Tony - and DCI Carol Jordan - for the years he has spent in prison. Tony doesn`t know when Jacko will strike, or where. All he knows is that Jacko will cause him to feel fear like he has never known before - and devastate his life in ways he cannot imagine...