Mysterious Thank You Letter: All His Students Are Chinese Big Guys

One day, in a middle school in Chengdu Suddenly more than a dozen mysterious letters of thanks were sent to me "Thank you, Teacher Lu, for pulling me out of my lost state. I will never forget my kindness. I am here to keep my promise of forty years." Letter from: A certain political giant in China. "Lao Lu, although you are very bad, I still want to thank you. Without you, I would probably have died in my dream. After forty years of appointment, I am here!" Letter from: A leading figure in the Chinese entertainment industry Dean of China Academy of Sciences: I'm here for the 40-year appointment Top of the list of China's richest people: I'm here for a 40-year appointment Chinese financial giant: I'm here to keep the 40-year appointment! The mysterious letter of thanks shocked Chengdu. Who is Lu Ze? What is the forty-year agreement? Until, the lady of this middle school said lightly: Lu Ze. He was the savior who suddenly appeared in that class that was in a mess. He is the head teacher who makes us both love and hate him. A monster in the eyes of others. We are the best teachers! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.