TV anime adaptation has been decided!! Haruka, who has a complex about her height, and Kanata, who gave up beach volleyball due to her short stature. In Okinawa, the partners "Harukana" aim to fulfill the promise Kanata made with her former partner Narumi, as they prepare for the summer national tournament alongside "Eclair." And finally, the district qualifiers for the one and only spot to compete are about to begin――!! In the sparkling sandy beach, the青春 (seishun) of the beach volleyball girls clashes in Volume 4!!