Today is the cultural festival and everybody is doing their part.  Masaki is practicing hard as her role as the mouse in Cinderella to impress Shun.
I never would've done that if 
I'd known it was yours!
¡Nunca lo hubiera hecho 
de saber que eras tú!
¡Nunca lo hubiera hecho 
de saber que eras tú!
Eu nunca faria isso se soubesse que era a sua!