Also known as Ninth Brother Tang or Young Marquis Yongding, he is the young master of Marquis Yongding's household. Once a delicate and handsome youth, he transformed into a brawny and rugged man with a scar on his brow after years of experiences in the north. He still bears handsome features but now has a strong masculine aura. He had a past romantic connection with Lin Dan and intended to tell her something long ago. He is not afraid of Marquis Weiyuan and tried to protect Lin Dan during the confrontation.