Prince Duan, a sickly young man wrapped in a fox-fur cloak even in spring. He has jade-like knuckles and a thick aura of illness, yet is surrounded by purple qi bearing the fate of the nation. He encountered Shen Yiren and Xiao Ba on the way to the wedding and invited them into his carriage. He was intrigued by the herbal fragrance emanating from Shen Yiren, which seemed to benefit his health.