This book makes an interesting exploration of the creator of "Dream of Red Mansions" from the perspective of solving a case, and lists the proof process and relevant evidence in detail. The relevant evidence contains a large number of real historical figures and historical materials. It does not seem boring to read it from the perspective of investigating the case. The rigor of the argument and the interest of the story complement each other and complement each other. Taken together, who is the author of "Dream of Red Mansions"? How should the argument be made? How to interpret it? These three questions provide a bold and novel answer.