Fukoho High school, which has the greatest volleyball team in Fukui Prefecture loses a match. Their third-year and ace Subaru Mimiura and manager Mitsuomi Ochi are the brawn and brain of the team. Ochi was a setter but because of an injury he can't play volleyball and becomes the manager. The team learns about Seiin, and how they are improving with their genius setter Haijima. First-year Kouhei Tokura and Ochi go to secretly see their practice, but Tokura gets into a fight with Okuma and Subaru comes to their rescue. He then proposes a practice match which Haijima happily accepts.