In the eighth year of Zhenguan, in Chang'an of the Tang Dynasty, Ji Chenzi, a twelve-year-old slave, lived here with his senior brothers. He was trained by the Turks at the age of six, and he became very good at Qinggong, like the wind and clouds, and he has a photographic memory. By chance, he joins the Xiao brothers, a wealthy businessman in Chang'an. There are disputes in the rivers and lakes, and the court is treacherous. What she wanted was no longer just to reunite with her lost senior brother.