@Seogi im gonna assume you meant " why would you be attracted to someone who still lives with their parents "😓 ; there's nothing wrong with adults still living with their parents, maybe theyre not financially stable, not ready to live on their own, have parents who doesn't allow it, etc etc!
he is also often referred to as a "kid" primarily due to his youthful, androgynous appearance and childlike demeanor, which are central to his character design and narrative role
