The first volume of this book, "Multi-Time Traveler", tells the story of an ordinary white-collar worker in Beijing, Sun Qi, who was chosen as the master by a Japanese girl named Double Xi during a business trip in Shanghai, and thus gained the ability to travel on the same day in various centuries within a thousand years. The second volume of this book, "Royal Women's College", tells the story of Sun Qi discovering that there was a modified Song Dynasty hidden under normal history in the Southern Song Dynasty, and there was a huge royal women's college there, which was specially trained for the emperor to listen to the emperor, while Sun Qi accidentally became the emperor of the Southern Song Dynasty. The third volume of this book, "The Emperor of Eternals", tells the story of Sun Qi having a bad relationship with his half-sister and having a child, and was married to Emperor Shunzhi of the Qing Dynasty, and finally gave birth to Kangxi, the Emperor of Eternals. The fourth volume of this book, the name of Xiaoqi is "The Changes of the World", tells the story of Xiaoqi using the power of the Royal Women's College to create a new world.