Even if his smile is very rare, when he smile is wonderful. He doesn’t have friends, but in the back of his mind he actually would like to have it. Xiao is a cold person always hiding his real feelings. Sometimes he get into fights, that's why the people see him as an unfriendly person who needs to be kept away from. Even that, he still human and has feelings, even if its hard to express it. He has a secret crush on Aether, even if they doesn’t know each other very well.