Saki adjusts to her new job over summer vacation. Taichi and Akiko notice that Yuta and Saki keep calling each other by their family names. Saki senses a change in how she feels about Yuta and wonders if she should describe it honestly in her diary.
Not that it really matters. 
But if I don't think it matters,
هذا غير مهمّ حقّاً. لكن إذا كنتُ
،لا أعتقد بأنّه مهمّ
Ist mir eigentlich egal.
No es que me importe.
Pero si no importa,
No es que me importe.
Pero si no importa,
Ça n’a aucune importance.
Non è che mi interessi.
Isso não importa.
Mas, se não importa mesmo,
Мне, конечно, всё равно. 
Но почему, если всё равно,