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.
You make your own lunches and you 
help out at home. You're amazing!
تعدّين غدائكِ وتقدّمين المساعدة
!في المنزل. أنتِ مذهلة
Du machst dir dein eigenes Bento
und hilfst auch zu Hause. Voll fleißig!
Tu prépares tes repas
et tu aides à la maison… Je t’admire !
Che brava! 
Ti fai il bento da sola e aiuti pure in casa!
Eu admiro você! Você prepara a sua
própria marmita e até ajuda em casa!