Fan Xian's death and Qing Kingdom's demise was a line in " Celebrating Years " that appeared at a critical moment in the plot. We can understand that this sentence was said by Wu Zhu. In the plot, Wu Zhu was a powerful character. He had a complicated relationship with Fan Xian. According to the description in the search results, Wu Zhu was the Nanjiang serial killer that Fan Xian and Yan Bingyun could not forget. His true identity hidden behind the scenes was the Temple envoy. In the plot, Wu Zhu and Fan Xian had a conflict. In the end, Wu Zhu killed Fan Xian. This line," Fan Xian dies, Qing Kingdom dies," was said by Wu Zhu in this scene. It meant that Fan Xian's death would lead to the destruction of Qing Kingdom. This sentence contained important information, hinting at the development of the plot and the complicated relationship between the characters. Therefore, Fan Xian died and Qing perished.