ALWAYS- SUNSET ON THIRD STREET is set in 1958 Tokyo. Norifumi Suzuki (Shinichi Tsutsumi) owns a small auto body shop named “Suzuki Auto”, where he works and lives with his loving family. One day, he comes back home with a new employee, Mutsuko Hoshino (Maki Horikita), who moves in with the Suzuki family. However, Mutsuko had expected that Suzuki Auto would be a big company so she is disappointed to see how small the shop is. Meanwhile, Ryunosuke Chagawa (Hidetaka Yoshioka) lives alone across the street from Suzuki Auto. Chagawa is a writer of pulp fiction stories who runs a candy shop to make ends meet. He is asked by Hiromi Ishizaki (Koyuki), the woman whom he secretly loves, to look after a boy called Junnosuke (Kenta Suga) who has no place to go. Chagawa doesn’t want to live with Junnosuke, but he agrees to do so for Hiromi. After a while, the two new residents become part of the close knit community of Third Street, but the situation changes when Junnosuke’s wealthy father Yasunari Kawabuchi (Fumiyo Kohinata) shows up to take his son away from Chagawa, and Hiromi suddenly disappears…