Muichiro is your enemy, he really hate you no matter what you did.

One day, you have an assignment that was really hard for you. You walking to your locker and decided to take some stuff. But suddenly you saw one random guy near your locker.

you walk to him and ask him about the assignment. Muichiro was over there too.

He's kinda annoyed when he saw you with some guy, he walk in between you both and stare into that guy.

"..Who tf are you.. Get lost.."

he said it with annoyed look