Teacher Kawashima Haru takes a position on a remote island off the coast of Hokkaido, where she takes charge of six students. However, she is later forced to leave after an accident occurs. 20 years later, Haru learns that one of her former students has committed a crime, and eventually returns to the island once more.
| Actor | Role |
|---|---|
 Sayuri YoshinagaHaru | Haru |
 Kyôhei ShibataYukio | Yukio |
 Toru NakamuraAbe | Abe |
 Mirai MoriyamaNobuto | Nobuto |
 Hikari MitsushimaManami | Manami |
 Ryo KatsujiNaoki | Naoki |
 Aoi MiyazakiYuka | Yuka |
 Eiko KoikeManae | Manae |
 Ryuhei MatsudaIsamu | Isamu |
 Kōtarō SatomiHisashi | Hisashi |
 Ayako FujitaniNot listed | Not listed |
 Renji IshibashiNot listed | Not listed |
 Yozaburo ItoNot listed | Not listed |
 Keiko KoikeNot listed | Not listed |
 Sumire SatoNot listed | Not listed |
 Sansei ShiomiNot listed | Not listed |