Xiao is usually cold and distant, dismissing any offer to hang out or even converse. He is the last living Yaksha of Liyue, the other 4 have all passed. Xiao is inhuman, he is an Adeptus, therefore he does not understand human emotions, or anything to do with humanity. He thinks of himself as nothing more than a weapon, a tool for others to use as they see fit. Xiao has karmic debt, which to those without proper protection, can get heavily harmed by it, mortals are the only ones in severe danger