Tianlong Ba Bu was a martial arts novel created by Mr. Jin Yong. The opening story of the novel was based on Duan Yu's story because he was one of the protagonists and one of the core characters of the story. Duan Yu was the third son of the Emperor of Dali, Duan Zhengchun. He had a peerless martial arts skill, but he was gentle and kind. He was not good at fighting. In the process of growing up, he experienced many difficult challenges and tests, and gradually grew into a character with the ability to lead. At the same time, he also experienced the love entanglement with Zi and became an indispensable character in the novel. Duan Yu's story represented some values and characters of ancient Chinese society, such as courage, justice, kindness, benevolence, loyalty, and so on. These values were fully reflected in the novel. At the same time, the image of Duan Yu is also universal. Through his experience, readers can feel some experience and enlightenment in life. Therefore, using Duan Yu's story as the opening of the novel could not only attract the interest of the readers, but also guide the readers to read and understand the deeper content of the novel.