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.
I tried to be like 
that for three years.
Vor drei Jahren dachte ich ebenfalls so.
Quise ser así por tres años,
Yo misma quise ser así 
durante estos tres años.
Moi aussi, j’ai tout fait
 pour éviter ça pendant trois ans, mais…
Eu tentei ser assim por três anos.