Modern surgeon Lu Changfeng accidentally traveled to the ancient martial arts world of fictional history, and found himself in a turbulent world full of conspiracy and killing. With his superb medical skills and modern knowledge, Lu Changfeng saved lives and wounded, and gradually rose to prominence in the arena, where he met the chivalrous woman Liu Ruyan and the righteous leader Qin Wuya. In the process of doing justice, he discovered that there was a huge secret hidden behind his life experience, which involved the grievances and hatreds between good and evil in the martial arts world. In order to find out the truth, Lu Changfeng had to get involved in disputes between rivers and lakes and fight wits and courage with evil forces. In the end, with his wisdom and courage, he exposed Murong Bo's conspiracy, and combined with the forces of justice to defeat him, maintaining peace and stability in the world. In this process, Lu Changfeng also completed his self-salvation and growth, transforming from a modern doctor into a true martial arts knight.
