As Hibiki is spending more and more time fighting the Noise, it means less time for her studies and less time for her friends.  Miku is feeling alone and isolated, but she makes a promise with Hibiki to go get some snacks after school.  But when school ends, Hibiki gets another call...
I don't really think about these things.
أنا لا أفكِّر بهذه الأمور حقاً
Ich mach mir halt
nichts aus Ordnung.
Eso no me importa tanto.
No me importa tanto eso.
Je me soucie pas trop
de ce genre de choses.
Non faccio caso a queste cose...
Eu não ligo para essas coisas.