A group of friends, led by Hina, face life's challenges together, but her world is turned upside down when she meets Kuroiwa, a charismatic upperclassman, and joins the enigmatic Embankment Club, where they spend their time fishing and bonding over seafood.

Diary of Our Days at the Breakwater
A young newcomer joins the school's fishing club, setting off on thrilling adventures in the coastal community.