One idea could be that Four's little sister discovers a hidden power within herself that is different from the factions' norms. For example, she might have an ability to sense when people are lying in a world where truth is highly valued in different ways among the factions.
She could be involved in a plot to reform the faction system from the inside. Maybe she teams up with some like - minded individuals, including some from other factions, to bring about a more harmonious and inclusive society in the Divergent world. This would put her in a position where she has to face many challenges and opposition from the traditionalists.
Chapter 619, "The Feast of Fish CP Is Indeed Real!", is the clearest early answer because it turns Su Yinwan's situation into a concrete plot event. Early on, The storm grew fiercer until, at last, even the live broadcast had to....
Chapter 482, "Someone Might Need Me", is the clearest early answer because it turns Zhao Lang's situation into a concrete plot event. Early on, Other people caught a glimpse of Zhao Lang's cold and stern face and.... By the end, In a moment, General Dino's face appeared on the large screen..
Chapter 870, "She is My Ex-Girlfriend", is the clearest early answer because it turns Xiao Xue's situation into a concrete plot event. The chapter gives readers a real answer by opening on Huo Shan couldn't believe it and covered her mouth in shock.
Chapter 619, "The Feast of Fish CP Is Indeed Real!", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. The chapter turns that into something concrete by moving from The storm grew fiercer until, at last, even the live broadcast had to...
The best chapter pointer here is Chapter 21, "Uncle Policeman, They Are the Ones Causing Trouble!". It opens with Jiang Li's clear and logical explanation had everyone stunned in place. and closes on But the implications could be different..
A practical answer is Chapter 2, because it turns the idea into a concrete scene. The chapter opens with On the top floor of the Financial Building, a gathering of dark clouds..., adds pressure through In my opinion, Mother should kick out this troublemaker who's a stranger., and ends on Jiang.
Chapter 816, "Don't Take Them Seriously", is the clearest early answer because it turns Mom's situation into a concrete plot event. The setup is Unexpectedly, they didn't cry or fuss;
Chapter 637, "Does President Shang Know That His Own Family Is Already Bankrupt?", is the clearest early answer because it turns Shang Shaojing's situation into a concrete plot event.
Chapter 705, "Is She Her Own Destined Noble Person?!", is the clearest early answer because it turns Bai Lu's situation into a concrete plot event. A useful checkpoint is the way the scene starts with He Wen was made to laugh by Bai Lu. and follows through with So he's just a side character, huh..
Chapter 840, "How did you meet Miss Jiang?", is the clearest early answer because it turns Gu Qiang's situation into a concrete plot event. The chapter turns that into something concrete by moving from Jiang Li seemed surprised that she would suddenly speak, paused for a...