Akari Yoshiyama is graduating high school soon and is expected to lead new life after she passes the university entrance exam, while her mother is working as a pharmacologist. However, her mother has a car accident and the situation is totally changed. She decides to go to 1972 to fulfill her mother's wish.
| Actor | Role |
|---|---|
 Riisa NakaAkari Yoshiyama | Akari Yoshiyama |
 Akiyoshi NakaoRyota Mizoroki | Ryota Mizoroki |
 Narumi YasudaKazuko Yoshiyama | Kazuko Yoshiyama |
 Munetaka AokiGotetsu (Masamichi Hasegawa) | Gotetsu (Masamichi Hasegawa) |
 Anna IshibashiYoung Kazuko Yoshiyama | Young Kazuko Yoshiyama |
 Shota ChiyoYoung Goro Asakura | Young Goro Asakura |
 Tokio EmotoSatoru Motomiya | Satoru Motomiya |
 Mayu KitakiNatsuko Ichise | Natsuko Ichise |
 Yuya MatsushitaToru Kadoi | Toru Kadoi |
 Masanobu KatsumuraGoro Asakura | Goro Asakura |
 Maya OkanoAkari's Schoolmate | Akari's Schoolmate |
 Kanji IshimaruKazuo Fukamachi | Kazuo Fukamachi |