Well, such an MC usually has two distinct sides to their personality. One might be dominant in certain situations, while the other emerges under specific circumstances. This creates a lot of complexity and tension in the story.
The MC with a split personality often shows contrasting behaviors and emotions. Sometimes they can be gentle and kind, and at other times aggressive and unpredictable.
An MC with a split personality in manhwa often has trouble controlling their different sides. It can lead to internal conflicts and challenges in their relationships with others. But it also adds an exciting element to the plot.
If you want the clearest chapter reference, go to Chapter 69. Early on, Since the phones issued by the program team couldn't log into Weibo, Wen...; later, the chapter leans on However, He Yun, who had witnessed the incident, knew a bit about it..
The best chapter pointer here is Chapter 48, "All the Bitter Teas Have Been Taken Away". It opens with He Yun felt guilty for initially ignoring Jiang Li on purpose, and with... and closes on Besides, everyone's phones will be replaced with special smartphones....
If you want the clearest chapter reference, go to Chapter 25. Early on, Therefore, from his childhood, Jiang Shixu had felt an extreme aversion to...; later, the chapter leans on Over time, he naturally developed a gap of estrangement between himself....
Chapter 939, "When Did the River Moon First Illuminate People? [Extra · River Moon Chapter]", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. It opens with Using food to win over Shang Shuyue really works.
Look to Chapter 18 for the clearest answer. It begins with In the corner, a girl in a black dress sat quietly, holding a glass of..., keeps building through Her serene yet cold temperament, along with her exquisitely beautiful..., and lands on Hurry home, what is a young lady like you doing.
If you want the clearest chapter reference, go to Chapter 52. Early on, The village chief and the woman behind him exchanged a glance, "This...; later, the chapter leans on might not be a good idea, you guys are still filming, we don't want to....
The best chapter pointer here is Chapter 65, "Jiang Li Missing?!". It opens with Several minutes later, the room remained silent. and closes on What's the deal with these two?.
The best chapter pointer here is Chapter 63, "Far Exceeded Expectations!". It opens with During those seven days, he thought he had completely escaped from that... and closes on It was already past midnight, but the conference room at Xingmei....
The best chapter pointer here is Chapter 33, "Variety Show of Villains". It opens with Following the announcement, five artists respectively reposted the Weibo—... and closes on Although Su Yinwan was considered half a goddess to him, the whole thing....
A practical answer is Chapter 54, because it turns the idea into a concrete scene. The chapter opens with Five minutes later, the people of Chixia Village, who had received the..., adds pressure through Even the trolls in Jiang Li's live stream room were not very active..., and ends on She was.