Haruka, who has a complex about her tall height, and Kanata, who gave up beach volleyball due to her lack of growth. The "Harukana" pair has decided to participate in the national tournament. In order to achieve further growth, they will compete in a local tournament not with their usual pairs, but with shuffled pairs: Haruka with Emily, and Kanata with Claire!! A summer of youth for the girls running through beach volleyball, Volume 7!