"This elder brother, elder sister, I promise I will never do a bad thing again. If you don't believe me, why don't you take your little brother with you? You don't think I'm thin. I'm physically strong. I can do anything and I'm smart enough. I can also do some chores for you. I think Big Brother's words are very reasonable. I am convinced. I can certainly learn a lot with my eldest brother. I don't read much. I want to continue reading, and I don't have much money at home. If I can follow my eldest brother, I promise to have personality charm in the future, and my girlfriend...