Well, an interesting plot point might be how their different ninja abilities are influenced by their brotherly bond. Since Naruto has the Nine - Tails, he could train Sasuke to better handle his Sharingan. And in terms of the story, when Sasuke is faced with the truth about Itachi, Naruto as his older brother could be there to comfort him and help him make a more rational decision instead of just seeking revenge. There could also be a plot point where the village starts to suspect their relation and how they deal with that suspicion together.
Chapter 498, "How can someone be so ugly?!", 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 .....If you don't love me, give my heart back, you traded love for my...
Chapter 634, "All Villains", is the clearest early answer because it turns Lin Muyang's situation into a concrete plot event.
Chapter 435, "A Skilled Housewife Can't Cook Without Rice", is the clearest early answer because the violence around Pei Ye becomes final instead of hypothetical. The chapter turns that into something concrete by moving from The elderly dean looked at Zhao Lang with a tinge of regret.
Chapter 556, "Five-Year College Entrance Exam, Three-Year Simulation", is the clearest early answer because it turns Luo Xuan's situation into a concrete plot event. It opens with After finally settling down, it wasn't long before Jiang Yan started...
Chapter 551, "Who is Reciting "Student Rules"?", is the clearest early answer because it turns Reciting's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Other competitors were already in place, and Qi Tianyu was the last...
Chapter 746, "They Are Each Other's", is the clearest early answer because it turns Seeing Fang Wenzhe's situation into a concrete plot event. It opens with The fervor in that young man's eyes was something she would never...
Chapter 294, "President, This Kid Says He Is Shiguang", is the clearest early answer because it turns Hey's situation into a concrete plot event. The chapter turns that into something concrete by moving from Speak of the devil, and he shall appear. to You, have you come of age yet?.
Chapter 478, "Someone Comes to Bully Me?", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. The chapter gives readers a real answer by opening on However, before Jiang Yan's axe could descend, he heard a rustling...
Chapter 628, "It's Time for Them to Show Themselves!", is the clearest early answer because it turns Bai Lu's situation into a concrete plot event.
Chapter 425, "Congratulations on Becoming a Substitute Guest!", is the clearest early answer because it turns Nina's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Chen Fan looked uneasy at Jiang Yan.