5. book of the series, published in 2006. In Manhattan, a flawlessly executed terrorist attack plunges the city into a maelstrom of panic and death. Amid the chaos, an elite team of foreign operatives is systematically searching for one of their own, a man so powerful that the US government refuses to admit he even exists and will do anything to keep him hidden. Scot Harvath must fight his way through the burning city streets to take down an invisible terrorist mastermind.