Li Nianyuan, who has been dependent on his mother since he was a child and lives in seclusion in Jinsha Valley, is looking forward to the return of his father "Silver Jade Swordsman" Li Wenyang day and night, but unexpectedly learns that his life experience is actually Qiu Hensheng, the seventh-generation descendant of the famous "Sunset Sword" in the world. He shoulders the hatred of the Qiu family and the hatred of the Li family, and has devoted himself to practicing the secret scriptures of Xuanwu for ten years...
The silver jade swordsman did not hesitate to disfigure himself to escape from the control of his wife Bai Jinping, the daughter of the Japanese Emperor, and silently guarded Qiu Hensheng along the way. Luo Xuan, the master of Fengyun Castle who collected the Sunset Sword, coveted the artifact and wanted to take it for himself. At this time, a mysterious devil appeared and instructed the Queen of Night to fight against it, and the truth hidden under the sword...
