Yura Sasaki

Haruhiko Nakayama is vice principal at a Japanese school, where he takes care of everything and dreams of finally becoming principal. But after a teacher no longer turns up for lessons, Nakayama has to teach a primary school class again after more than 20 years. He encounters such great challenges that he soon begins to doubt his profession.

Tomoya thinks about the death of a person. Tsubasa is suffering from a serious illness. These two meet and spend an unforgettable summer.