Ryou is a girl isolated by everyone else in her class, she doesn't even have a cell phone because no one would call her anyway. One day, she suddenly starts hearing voices of Shinya, who lives in a different prefecture.
| Actor | Role |
|---|---|
 Riko NarumiRyo Aihara | Ryo Aihara |
 Keisuke KoideShinya Nozaki | Shinya Nozaki |
 Nana KataseRyo Harada | Ryo Harada |
 Hideo NakanoTetsushi Aihara | Tetsushi Aihara |
 Yuko KotegawaNobuko Aihara | Nobuko Aihara |
 Kaoru YachigusaSachi Nozaki | Sachi Nozaki |
| MMika HadaSchool Doctor | School Doctor |
 Shin IshikawaYoshida | Yoshida |
 Koichi IwakiToda | Toda |
 Rikako SakataMiki Aihara | Miki Aihara |
| NNobuhiko TakadaMr. Yamaguchi | Mr. Yamaguchi |
 Ryoji SugimotoWorld History Teacher | World History Teacher |
| KKana WakisawaNot listed | Not listed |