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.
Mitsuru-chan...
...ميتسورو-تشان
Mitsuru-chan.
Mitsuru.
Mitsuru.
Mitsuru…
Mitsuru,
Mitsuru.
Мицуру!