Based on the true story of a 17-year old Atayal girl called Sayun Hayun from Nan'oku village, Giran district, Taihoku Prefecture (in current Taiwan) who went missing and was thought to have drowned whilst helping carry the luggage of her teacher Masaki Takita during a storm in 1938.
| Actor | Role |
|---|---|
 Yoshiko YamaguchiSayon | Sayon |
 Toshiaki KonoeTakeda | Takeda |
 Kenji OyamaMurai | Murai |
 Kinuko WakamizuNot listed | Not listed |
 Hideko MimuraNot listed | Not listed |
 Hiroshi MizuharaSayon's father | Sayon's father |