Horikawa Mitsuru, a high school student, works at Ryokushou with Itsuka. Seeing the two of them chatting happily together by the sink makes Nagomu feel a little jealous.
While Mitsuru works part-time at Rykoushou to help supplement her large family's finances, she's also actively making music. And her musical activities kick up some trouble.
They trust me because they think 
I'm diligent and responsible.
يثِقان بي لأنّهما يعتقدانني مُجتهدة وصاحبة مسؤوليّة
Sie vertrauen mir, weil sie mich
für fleißig und erwachsen halten.
Confían en mí porque creen
que soy diligente y responsable.
Confían en mí porque creen
que soy diligente y responsable.
Pour eux, je suis une fille sérieuse
au chemin tout tracé.
Loro sono convinti che sia
una ragazza seria e in gamba.
É que eles confiam em mim justamente
porque sou uma garota responsável e certinha.
Они думают, что я прилежная
и собранная девочка.