一百年前，席卷全球的战争让几乎所有的国家都从地球上消失，幸存的人类聚集在破败的芝加哥。新世界的创始者为了谋求永久的和平，将幸存者们分成了无私派、诚实派、无畏派、友好派和博学派。每个派系都有自己专门的社会职责，他们通力合作促进这个世界的进步。美丽女孩碧翠丝（谢琳·伍德蕾 Shailene Woodley 饰）出生于无私派家庭，她和其他同龄人一样，将在16岁那年决定自己终身所属的派系。然而测试表明她是一个极为少见的分歧者，碧翠丝不顾测试官的劝阻，毅然选择了无畏派。在这个勇士的集团，她必须和伙伴们接受最为严苛的训练。 　　而她所坚守的秘密，也将成为影响其终身的重要因素……Set in a futuristic dystopia where society is divided into five factions that each represent a different virtue, teenagers have to decide if they want to stay in their faction or switch to another - for the rest of their lives. Tris Prior makes a choice that surprises everyone. Then Tris and her fellow faction-members have to live through a highly competitive initiation process to live out the choice they have made. They must undergo extreme physical and intense psychological tests, that transform them all. But Tris has a secret that she is Divergent, which means she doesn't fit into any one group. If anyone knew, it would mean a certain death. As she discovers a growing conflict that threatens to unravel her seemingly peaceful society, this secret might help her save the people she loves... or it might destroy her.