I'm not a brat. I'm Sayata.Maybe I should become a nursery teacher in the future? blush blushYou're amazing! ooohYou use this formula here... and this one here. Like I could do something as uncool as being taught by a brat!Because I like studying... I'll teach you as repayment. You can solve it?!Studying? Ah, this and this are wrong. Even if it's a boy, a kid doesn't make me nervous!