Japan in 1910, industrialization is unstoppable and devastating entire areas in the name of progress. In X, a farming village in Ibaraki Prefecture, the environment is so polluted that the plants in the fields die and the air, which is laden with toxic smoke, can no longer be breathed. But Saburo, the grandson of the village elder, can no longer put up with this and forms the resistance of the villagers. In Junpei, the idealistic employee of Hitachi, he finds an unexpected ally, and together they fight for a way to save the village.

Asato Ide
as Saburo Sekine

Dai Watanabe
as Junpei Kaya

Riria Kojima
as Chiho Kaya

Koji Kikkawa
as Yoshinosuke Kihara

Tatsuya Nakadai
as Hyoma Sekine

Shinya Owada
as Professor Shimura

Ayako Kobayashi
as Fumi

Hiroyuki Watanabe
as Kisaragi

Naomasa Musaka
as Yoshinosuke Omura

Mitsunori Isaki
as Tsuneyoshi Sekine