After his parents and older brother passed away one after another, Xie Zhouji also left the mortal world. He had thought the heir they had all chosen together would lead the nation to prosperity, but when Xie Zhouji emerged from seclusion, he realized they had been wrong. With no one left to keep him in check, the Emperor Zheng Tong had completely let himself go, favoring petty men and shunning worthy officials. The people suffered terribly. In his anger, Xie Zhouji returned from the cultivation world to the mortal realm once more, vowing to slap his nephew hard across the face.
I didn't understand the emotional line. The main character was different from what I thought. Anyway, I was confused.