A young geologist is traveling by train to visit his sister in the countryside after having received a mysterious letter from her.

Top Cast

Kenzō SaekiBrother

Hiroko IshimaruSister

Ichiko HashimotoMother

Takeo KimuraProfessor

Arinori IchiharaOld Man

Kazuichi HanawaWorker

Oji SuzukiWorker

Masayuki MoriWorker