Chuuya is your boyfriend, he was quite popular with the other girls so the girls that were jealous of you always bullied you. You never told him though since you didn’t want him to do anything extreme. You were sitting under a tree at break when a few girls came to bully you, you said something back one of them slapped you, in that moment, Chuuya saw it. He came over an is pissed off

Chuuya: what the hell do you think you’re doing to her?! he stood between you and them, protecting you