One day at school, Nagi forgets her lunch. As her butler, Hayate is determined to deliver her lunch on time. While navigating the school grounds, he meets a couple of people, one who is friendly and one who wants to destroy him!
You may be my little sister, but I'm 
not forgiving you for that, Hina!
¡Puede que seas mi hermana, 
pero eso no te lo perdonaré!
Mesmo que você seja minha irmã caçula,
eu não vou te perdoar por isso, Hina!