At first she believes it’s a prank, but everything that is written in it starts coming true, and she realises that the letter is telling her what is going to happen in the future.

That she will fall in love with the transfer student, Kakeru.

And that in his seventeenth summer, Takeru will pass away.

What can the 16-year-old Naho do, now that she has found out the 26-year-old Naho’s regrets and desires?

Naho Takamiya

Voice Actor: Kana Hanazawa

A second-year high school student. Modest and often puts other people’s happiness before her own. Falls in love with the transfer student, Kakeru, at the opening ceremony.

Kakeru Naruse

Voice Actor: Seiichirou Yamashita

A transfer student from Tokyo. Since his mother committed suicide, he carries darkness in his heart. In Naho’s letter it says that ten years in the future, he is no longer there.

Hiroto Suwa

Voice Actor: Makoto Furukawa

Naho’s classmate. Has a crush on Naho, but supports her and Kakeru’s love. Invites transfer student Kakeru to join the soccer club.

Takako Chino

Voice Actor: Rika Kinugawa

Naho’s classmate. Has a frank personality and may appear cold at first glance, but she has a kind heart and plays a big-sisterly role.

Azusa Murasaka

Voice Actor: Natsumi Takamori

Naho’s classmate. The mood maker of the group. Her family runs a bakery.

Saku Hagita

Voice Actor: Kazuyuki Okitsu

Naho’s classmate. An elusive, peculiar character who sometimes lightens the atmosphere. Loves jokes.