Dauntless

In a way, Divergent is a book about choosing who you are. Because most of the characters in the novel are young adults, they're trying to find identities for themselves and choose what kind of personality to have, or, in another sense, which “club” to belong to. It's set in a post-apocalyptic Chicago that has separated its population into five Factions, each defined by a given set of values, personality traits, and social affiliations. you can start from the beginning if you wish