Traveling through the Tang Dynasty, Yang Fan didn't want to read the Four Books and Five Classics to seek fame, nor did he want to work hard to dominate the world. He just wanted to live his own life, and at most he wanted to experience the leisurely life that people yearn for. But in this slow day, In the age of slow carriages and strict hierarchies, in order to achieve this goal, we had to lead the people around us to develop the economy, stabilize the family, and establish borders, unknowingly affecting an era.