After a passenger ship sinks in 1954, Go Akutsu devises a life-saving project in the form of a tunnel under the Tsugaru Strait. While working on this project Akutsu becomes involved with Tae Makimura leading to his estrangement from his wife.

Ken Takakura
as Go Akutsu

Sayuri Yoshinaga
as Tae Makimura

Tomokazu Miura
as Senta Naruse

Naoko Ohtani
as Kayoko

Hiroko Isayama
as Oren

Kyoko Aoki
as

Susumu Fujita
as

Masakazu Kuwayama
as

Nenji Kobayashi
as

Eishin Tono
as