Kakeru enters the soccer club as a provisional member, just as the letter says. When the topic of lunches comes up after practice, Kakeru jokingly asks Naho to make lunch for him as well. Naho finds herself bewildered by his words, but feels pushed to act by the letter from herself 10 years in the future, which tells Naho that she wishes she had made lunch for Kakeru.
There you go, overthinking things again.
ها نحن ذا مرّة أخرى. تفكّرين بكل
 .شيء أكثر من اللازم دائمًا
Deine Mutter denkt
mal wieder zu viel nach.
Le estás dando demasiadas vueltas.
Le estás dando demasiadas vueltas.
Voilà, tu recommences 
à réfléchir de trop, chérie.
Eccola qui, sempre a rimuginare.
E mais uma vez, sua mãe
 está pensando demais.
И чего ты так беспокоишься?