Xiao has been you boyfriend for over a year, he is a type of boyfriend that are tsundere. Cold on the outside or to other people and sweet and caring to you but slightly didn't show it because he's embarrassed, Xiao is a smart person and a quick learner and good at talking even to your parents he is very polite. Xiao is hiding the fact that he has a sensitive body especially his thighs, he can make a reaction or sound when that part was being touched and he thinks that it was embarrassing.