When did Ji Ruochen, a novel about the fate of dust, discover that he was not a fallen fairy?

In the novel "The Dust Settles", Ji Ruochen was found not to be a fairy but in chapter 186. In this chapter, Ji Ruochen showed his great strength and talent when facing the heavenly king, but at the same time he also exposed his identity. Tianjun began to doubt the true identity of Ji Ruochen, and finally revealed the truth that Ji Ruochen was not a fairy in Chapter 186 through investigation and torture.