The quarterfinals of the Spring High School Volleyball Tournament, featuring Fukuroudani Academy, led by Koutarou Bokuto, and Mujinazaka High, led by Wakatsu Kiryuu. (Source: Official Site, translated)
Watch Haikyuu!!: Bakemono-tachi no Iku Tokoro episode 1 online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.