From his vantage-point far ahead, a mysterious taskmaster with foreknowledge of a life-changing attack on the United States triggers a desperate mission to prevent it. He chooses a pair of history professors as allies, but they're no random selection. This couple are mentioned in the "Book of Histories", and yet, the record is incomplete as to exactly how the massive attack had been be carried out. Plotters and traitors must be exposed and countered.To test their abilities, the taskmaster tosses Lauren and Zack Fletcher into an ancient war to navigate treacherous routes of survival, skills that will be useful when the fateful day arrives. But, can they make it home, and who will survive the irreversible threat when it finally dawns?From sunny San Diego, to ancient and modern-day Greece, meat-and-bones history, forlorn romance, the challenges of the present, and future technologies collide in this epic trilogy adventure.