Koike Minami returns from USA to Japan to accomplish her deceased twin sister's wish to win a competition and sing with Avril Lavigne on the stage in a concert in Tokyo.
| Actor | Role |
|---|---|
 Hikari MitsushimaMinami / Hana | Minami / Hana |
 Yutaka ShimizuShiro | Shiro |
 Hiroshi OhmoriOnda | Onda |
 Keisuke HoribeMinami's Father | Minami's Father |
| NNaomi OkiMinami's Mother | Minami's Mother |
| MMitsuru KuramotoAudition Director | Audition Director |
 Sakura AndoMeiko | Meiko |
| MMomoko ShibuyaSato | Sato |
| TTaeko NakajimaAudition Girl | Audition Girl |
 Lorena KotoHana's Friend | Hana's Friend |
 Shinnosuke MitsushimaYuu | Yuu |
 Avril LavigneSelf (archive footage) | Self (archive footage) |