How to understand the ending of the web drama " The Hidden Corner "?

The ending of the web drama " The Hidden Corner " was shocking but also reasonable. Here is my understanding of the ending: In the ending, Zhu Chaoyang and his friends finally found out Pupu's true identity, but they also found out that Pupu had been murdered. Pu Pu's death shocked and saddened Zhu Chaoyang and his friends, but they also realized that it was inevitable. From another point of view, this ending also reflected some situations in real society. In real life, people may commit crimes for various reasons, including jealousy, hatred, power struggles, and so on. In the novel, this ending also hinted at the complexity and unpredictability of human nature. This ending also reflected the dark and bright side of human nature. Although Zhu Chaoyang and his friends discovered Pu Pu's true identity, they also realized their mistakes and shortcomings. This ending also reminds people that we should be aware of our mistakes and try to correct them in order to better adapt to society. In summary, the ending of the web drama " Hidden Corner " was very shocking but also very reasonable. It reflects the complexity of human nature and the reality of society, reminding us of many things.