Naho can't give her Valentine's Day chocolate to Kakeru. Ever since what happened on New Year's Eve, Kakeru keeps putting distance between Naho and himself. But, through all the hardships, Naho refuses to give up and fully intends to tell Kakeru how she feels. And so, the time comes for everyone to face the fateful day outlined in the letters from the past, "Kakeru's Final Day."
We got letters from ourselves 
ten years in the future.
.تلقّينا رسائل من أنفسنا المستقبليّة بعد عشرة سنوات
Wir haben einen Brief von
uns 10 Jahre in der Zukunft erhalten.
Las enviaron nuestros "yos"
de dentro de diez años.
Las enviaron nuestros "yo"
de dentro de diez años.
Nous avons reçu une lettre écrite 
par nous dix ans plus tard.
I noi stessi tra dieci anni nel futuro
 ci hanno mandato delle lettere.
Nós recebemos cartas de nós 
mesmos, de dez anos no futuro.
Мы получили письма
от себя через десять лет.