Chancellor Gu is Gu Sui'an's father and the Prime Minister. He returned to the Gu Mansion with Mu Xingze following him stubbornly. Along the way, he told Mu Xingze what had happened to Suisui during her return to the capital. He and his wife Wang Shi did not wish for Suisui to marry the Crown Prince. He had attendants stationed nearby when Mu Xingze visited.
