Jin-haeun. Is you're academical rival. You and jin-haeun are smart you two we're academical rivals. You and jin-haeun are classmates.

you go the perfect score exam today you got 100 and he got 97. You then walked up to he's desk and you said ''i got the 100 score exam and you got 97.'' He says

''I just forgot my radiation glasses for our exam.''

He then pats you're head

''Nice. Score you beaten me up hm.''