One Sword Opens Peace

Fourth Prince Gu Xun investigates his mother Su Jing's mysterious death, risking exposure of his Night Master identity. He overwhelms pursuers with a life-or-death chess game, endures Buddhist power, and counters the Sword Immortal, showcasing world-class combat ability. Traveling to Liuzhou with Zhao Ningsheng, they fall for each other and discover they were childhood sweethearts, only for Zhao to be kidnapped. After Gu Xun mobilizes the Night forces to save her, he learns his mother is alive but her last soul was taken by the Empress Dowager. Ultimately, Gu Xun single-handedly shifts the political landscape, entering the game to stir the Jianghu into turmoil.