chapter 13 Why do you think Mipeng and the great Miao think that haoyou seemingly good decision to give the money to his uncle a bad idea?

Uncle Bo is not Haoyou's father or even guardian. Tradition might make him Haoyou's adult in charge but Uncle Bo is really a useless drunk who uses Haoyou. They know that Haoyou ows Uncle Bo nothing yet Haoyou still gives him money out of tradition. Mipeng and Miao are angry that Haoyou would give Uncle Bo anything.