Cast:
Hiyori Kagiri (voiced by Lin Kuzumi)'s father left her forever / but the fly fishing method taught by her father was firmly remembered by Hiyori in her heart. Whenever she missed her father / Hiyori would come to the beach alone and enjoy fishing time alone. One day / Hiyori accidentally met the innocent girl Koharu (voiced by Natsumi Hyoka) while fishing. The two girls quickly got to know each other and became friends. What Hiyori didn't expect was that Koharu's true identity turned out to be the daughter of her mother's remarriage partner / which meant that the two of them were sworn sisters who were about to live under the same roof. In addition to Koharu / the sport of fishing also allows Hiyori to make many friends - her sister Ren Yoshinaga (voiced by Tomomi Reiuchi) who sells fly fishing equipment / Fugen Futaba (voiced by Murakami Natsumi) / an elementary school student who also likes fishing / and Ninomiya Aiko (voiced by Honoka Inoue) who is very afraid of bugs but wants to become good friends with Futaba.
海凪日和（久住琳 配音）的父亲永远的离开了她，而父亲传授下来的飞钓法却被日和牢牢的记在了心里，每当想念父亲时，日和都会独自来到海边，享受一个人的钓鱼时光。某日，日和在钓鱼的时候意外邂逅了天真烂漫的少女小春（日冈夏美 配音），两个女孩很快就熟络了起来，彼此成为了朋友。 让日和没有想到的是，小春的真实身份，竟然是母亲再婚对象的女儿，这也就意味着，她们两人，是即将居住在同一屋檐下的义姐妹。除了小春外，钓
