Akua is invited to the beach by Seiji, but she is joined by the rest of his harem. While having fun at the beach, a volleyball war erupts when Guri throws a volleyball into Akane's cleavage. Meanwhile, Seiji encounters Shikimi at a concession stand, but she blames him for making Akame lame. Shikimi explains that the Hiyama family who wield the magical spears is rivaled against the Kichougasaki family who bear the magical shields. Shikimi is convinced that Akane is too weak to survive the feud...