Third-year university students are at the crossroads of their lives, confronted with life choices. Matsuoka Aoi loves the sea but has given up on her dream of oceanographic research due to her parents’ objections. However, life begins to change for her as she meets students of Kaiyo University at an aquarium they are working in. Love and friendship are entwined as the eight youths pursue their dreams together.
| Actor | Role |
|---|---|
 Kasumi ArimuraAoi Matsuoka | Aoi Matsuoka |
 Kento YamazakiTaku Nagata | Taku Nagata |
 Kodai AsakaRyo Serizawa | Ryo Serizawa |
 Nana SeinoReiko Niwa | Reiko Niwa |
 Masahiro HigashideShunji Kondo | Shunji Kondo |
 Masataka KubotaKota Yamauchi | Kota Yamauchi |
 Riko NarumiYumehana Saeki | Yumehana Saeki |