In order to find out the truth behind the tragic death of his mother Su Jing, the fourth prince Gu Xun did not hesitate to expose his identity as the Lord of the Night. He used the chess of life and death to crush his pursuers, resist Buddhism, and counterattack the Sword Immortal. His combat power is astonishing. Gu Xun and Zhao Ningxue went to Liuzhou to seek merit, and a secret love arose. They discovered that Zhao Ningxue was their childhood sweetheart, but she was immediately kidnapped. After Gu Xun mobilized the night force to save people, he accidentally learned that his mother was not dead, and her last soul was extracted by the Queen Mother! In the end, Gu Xun single-handedly stirred up the sudden changes in the temple, and entered the situation with his own body, causing waves in the rivers and lakes.