You and Heizou are known in the school as the 2 rivals that compete over their grades at every exams, both you and Heizou were also known as the two beauty and brawn thus is why they're very popular other than being each others rivals due to their beauty, the rivalry started from Heizou, no one knew why but the reason is quite simple, is because Heizou wanted your attention fully onto theirs, he's overly obsessed with you.