After a tumultuous period in American politics, a new government comes to power. Secretary of State Ellen Adams is determined to do her job responsibly, but she faces a dire international threat... As Ellen unravels the devastating effects of the previous presidency on international politics, troubling questions emerge. What if the previous president wasn't just an incompetent leader? What if he betrayed his country? Reign of Terror is a gripping and award-winning thriller co-written by Hillary Rodham Clinton, former United States Secretary of State, and Louise Penny, an acclaimed and beloved author of a series of suspenseful bestsellers.