Setsuna realizes that Haruki has been staying at Kazusa's house this whole time, and she reveals her true self to him: cowardly, introverted, and pathetic.  But Haruki accepts her as she is.  The boundary between them is broken, and the bonds between the three grow stronger as the school fair draws near.  But Kazusa is skipping sleep and food to work on her "last trick" before the school concert.
We're all part of the 
Light Music Club, right?
Wir sind alle Teil des 
Unterhaltungsmusik-Klubs, richtig?
Somos parte del Club de 
Música Pop, ¿verdad?
Formamos parte del club 
de música pop, ¿verdad?
On est tes amis
 du club de musique !
Somos todos membros do
Clube de Música Popular, não?