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.
I got 100 on the test!
!أحرزتُ 100 في الامتحان
Ich hab beim Test
100 Punkte gemacht!
Saqué un 100 en el examen.
He sacado un diez en el examen.
J’ai fait un sans-faute !
Ho preso il massimo dei voti 
al compito in classe!
Tirei nota máxima na prova!
Я набрала сто баллов!