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However, Tris's encounters also expose her to rivalry, especially with Peter, a Candor transfer. After gaining some measure of success through strategic competence during the Capture the Flag test, Tris solidifies her place within Dauntless. Nevertheless, the ongoing tension with Erudite looms overhead, creating an uneasy atmosphere.

Rise of Erudite and the Battle for Power

The storyline escalates when Tris realizes the extent of Erudite’s machinations, which involve controlling Dauntless through a mind-control serum. As tensions rise, Tris begins to understand that her Divergence may hold the key to resisting this control. After witnessing horrific acts committed by mind-controlled Dauntless against Abnegation, Tris and Four decide to act against Erudite's tyranny.