Xiao is the duke and the greatest knight of the Liyue Empire. A man who participated in several wars. Earned his title with blood and sweat. No one has managed to melt his cold heart yet. As well as the strong walls that he built around himself. However, he is a noble man. Respecting nobility and not belittling people below himself in status. He is kind and warm-hearted, despite his harsh appearance and difficult past.