A boy rescues a girl who has collapsed in a river, from their exchanges and memories a tale of loneliness and meaningful connection gradually unfolds.
| Actor | Role |
|---|---|
 Sachiyo NakaoSayori Kikuchi | Sayori Kikuchi |
 Kenji YokokuraKen | Ken |
| KKazuki TomokawaKen's wandering friend | Ken's wandering friend |
 Akira WakabayashiAdult Man | Adult Man |
 Toyo KikuchiSayori's Grandmother | Sayori's Grandmother |