Set in Tris' point of view. When an infuriated, envious initiate causes chaos between Tris and Tobias, war begins. Divergent trilogy, almost everything in the actual books has happened except for Tris didn't die, Caleb completed the suicide mission himself, they arrive (Tris, Christina and Tobias) back home to train the Dauntless initiates. This is what would happen after the book.