Hina moves to the countryside terrified of the ocean, then gets dragged into a fishing club where she's the only sane person in a room full of girls who treat mackerel like philosophy. The show is just her slowly realizing these weirdos are exactly what she needed, one awkward cast and terrible pun at a time. It's a show that knows comfort isn't about things being easy, it's about finding people strange enough to match your actual self.

Hina Tsurugi arrives at her new school carrying the weight of small-town shyness, struggling to fit into an unfamiliar rhythm. While walking by the sea, she meets Yuuki Kuroiwa, who invites her to try fishing. When a hooked octopus lands on the panicking Hina, Yuuki uses the moment to push her into the Breakwater Fishing Club, and Hina's attempts to refuse go nowhere. What should feel like a simple hobby becomes something far stranger. The club members are a collection of oddballs, and Hina finds herself pulled into their world despite her discomfort around sea life. Each fishing trip reveals new quirks in her clubmates while testing whether Hina can open up to new friends. The comedy emerges from Hina's reluctance colliding with situations that demand she try anyway, and bit by bit she starts to find real enjoyment in fishing and in the days she shares with the club.