The movie is about Minami Kawashima, a high school girl who becomes the manager of her school's baseball team in place of her hospitalized friend, Yuki Miyata. She tries to lead the team to the National High School Baseball Championship by learning strategies from the business book Management: Tasks, Responsibilities, Practices by Peter Drucker, which she mistakenly bought.
| Actor | Role |
|---|---|
 Atsuko MaedaMinami Kawashima | Minami Kawashima |
 Minami MinegishiAyano Houjou | Ayano Houjou |
 Koji SetoKeiichirou Asano | Keiichirou Asano |
 Sosuke IkematsuJirou Kashiwagi | Jirou Kashiwagi |
 Haruna KawaguchiYuki Miyata | Yuki Miyata |
 Yo OizumiMakoto Kachi | Makoto Kachi |
| HHiroshi OizumiManager | Manager |
 Hiroki SuzukiMasayoshi Nikai | Masayoshi Nikai |
 Yukito NishiiYunosuke Sakurai | Yunosuke Sakurai |
 Jingi IrieHoshide Jun | Hoshide Jun |