Illusions shatter - and Sophie and her friends face impossible choices - in this astonishing eighth book in the New York Times and USA Today best-selling Keeper of the Lost Cities series.<br/>Sophie Foster wants answers. But after a lifetime of lies, sometimes the truth is the most dangerous discovery. Even the smallest secret comes with terrifying new responsibilities.<br/>And Sophie's not the only one with blank spots in her past, or mysteries surrounding her family. She and her friends are part of something much bigger than they imagined - and their roles have already been chosen for them.<br/>Every clue drags them deeper into the conspiracy. Every memory forces them to question everything - especially one another. And the harder they fight, the more the lines blur between friend and enemy.