Kazunari Katsuki (Gaku Sano) lied to his classmate that Tokyo stinks. Because of his comment, he goes to Tokyo alone. On his way back, he misses his flight back to Kumamoto. Kazunari only 3,400 yen in his pocket. He becomes confused about his missed flight. At that time, Masami Tanaka (Kaoru Sugita), who works at an airport souvenir shop, talks to Kazunari. On Kazunari's unusual trip back to Kumamoto, he meets many different adults and begins to think about his life.
佐野岳
as Kazunari Katsuki
杉田かおる
as Masami Tanaka
嶋田久作
as Jun Shimazu
塚本晋也
as Sousuke Akiyama
徳井優
as Officer Ota
戸田昌宏
as Satoshi Wada
唯野未歩子
as Norie Mikiyoshi
Tsubasa Takizawa
as Ryohei Yanagishita
角替和枝
as Tomie Yanagishita
古村比呂
as Yuko Katsuki
国広富之
as Michihiko Kunihiro
イッセー尾形
as Yoshiharu Yanashita
