The letter from the future details the regret felt by everyone for being unable to celebrate Kakeru's birthday. As such, high school Naho and the gang pester Kakeru about what he wants until the big day. On the other hand, 26 year-old Naho and the gang gather at the late Kakeru's grandmother's house to celebrate his birthday, like they had promised in the past.
Don't hide anything from us!
!لا تخفي شيئًا عنّا
Zwischen uns gibt es
keine Geheimnisse.
Sin secretos.
Sin secretos.
Pas de secrets entre nous.
Niente segreti tra noi!
Não precisamos ter segredos entre nós.
Не скрывай ничего!