As the Tokyo Olympics usher in a wave of rapid modernisation, the residents of Third Street face new beginnings as Mutsuko becomes involved with a seemingly perfect young doctor who may not be all he appears, while Chagawa struggles with his stalled writing career and what it truly means to be a father to the boy he has raised as his own.

Hidetaka Yoshioka
as Ryunosuke Chagawa

Shinichi Tsutsumi
as Norifumi Suzuki

Koyuki
as Hiromi Ishizaki

Maki Horikita
as Mutsuko Hoshino

Hiroko Yakushimaru
as Tomoe Suzuki

Tomokazu Miura
as Dr. Takuma

Masako Motai
as Kin Ota

Kenta Suga
as Junnosuke Furuyuki

Kazuki Koshimizu
as Ippei Suzuki

Mirai Moriyama
as Kotaro Kikuchi