The powerful conclusion to the bestselling Divergent trilogy reveals the secrets of the dystopian world that has captivated millions of readers. The faction-based society that Tris Prior once believed in is shattered by violence and power struggles. When offered a chance to explore the world past the limits she's known, Tris is ready. But she soon discovers that her new reality is even more alarming than the one she’s left behind. Now Tris must struggle to understand human nature and face new impossible choices.