Himeko saves a first-year student, Jin, from some punks, and he falls head over heels for her. In order to get him to stop hounding her, Himeko tells Jin that she's already got a boyfriend... Bossun! Now all she has to do is prove it to him...
Of course! Because they are a couple.
Así es.
¡Por supuesto! Después de todo, son pareja.
Claro. 
Afinal, eles são um casal.