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."
Everyone feels tremendous 
regret over losing you.
.الجميع يشعر بندمٍ عظيم لفقدانك
Wir bereuen es alle so sehr,
dich verloren zu haben.
Todos se arrepienten de haberte perdido.
Todos se arrepienten de haberte perdido.
Nous regrettons tous 
de t’avoir perdu.
Tutti noi rimpiangiamo tantissimo
di averti perso.
Estamos todos muito arrependidos 
por ter perdido você.
Мы сейчас ужасно жалеем,
что потеряли тебя.