In the world of the future, people are divided into five factions according to their good qualities. Each has different values, but together they form a harmonious whole. But the protagonist, Tris, doesn't fit into any of the boxes, and a test reveals that she is divergent - or has the aptitude and talent for multiple factions. The system immediately shows its ugly side, and Tris becomes the hunted. Those who diverge are a threat. A threat to be eliminated...