The protagonist transmigrates to the Song Dynasty during the reign of Emperor Huizong and becomes a low-ranking official at the Hanlin Academy. Knowing from his study of history that the Jingkang Humiliation is coming, he tries to warn Emperor Huizong to beware of treacherous ministers like Cai Jing by subtly altering details in written characters. He also wants to tell the emperor how to prevent the Jingkang Humiliation, but his calligraphy skills attract the attention of Cai Jing’s followers, who try to recruit him into their faction. The protagonist pretends to go along with them, but eventually realizes that he is far too insignificant to change what will happen. After the Jingkang Humiliation, Emperor Huizong is imprisoned. The protagonist uses his calligraphy skills to try to leave future generations more works in Slender Gold Script, but all sorts of obstacles stand in his way, making it an uphill struggle...
