Now includes an excerpt from the upcoming Four: A Divergent Collection.What if your whole world was a lie? What if a single revelation—like a single choice—changed everything? What if love and loyalty made you do things you never expected?The explosive conclusion to Veronica Roth's #1 New York Times bestselling Divergent trilogy reveals the secrets of the dystopian world that has captivated millions of readers in Divergent and Insurgent.