Four high school students: Haruka, Makoto, Nagisa and Rin, all took part in a swimming tournament shortly before the end of high school and then lost touch with each other. Years later, they... Read allFour high school students: Haruka, Makoto, Nagisa and Rin, all took part in a swimming tournament shortly before the end of high school and then lost touch with each other. Years later, they reunite.Four high school students: Haruka, Makoto, Nagisa and Rin, all took part in a swimming tournament shortly before the end of high school and then lost touch with each other. Years later, they reunite.