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.
please watch over the two of them.
.اعتنِ بهما من فضلك
dass du beide gut beschützt.
te pido que los apoyes con toda tu alma.
te pido que los apoyes con toda tu alma.
de veiller sur eux 
du mieux que tu peux.
Stai al loro fianco in tutto e per tutto.
não poupe esforços para 
ajudar esses dois, por favor.
пожалуйста, присмотри за ними там.