After the Inter-High event, the Karasuno High School volleyball squad shifts its focus towards dominating the upcoming Spring tournament. Invited by their long-standing rivals from Nekoma High, Karasuno joins a rigorous training camp in Tokyo, rubbing shoulders with renowned volleyball teams and national-level athletes. Eager to enhance their skills and develop new strategies, the team faces off against formidable opponents to refine their abilities. Determined to break through the toughest defenses, Hinata and Kageyama collaborate on a potent attack. With graduation looming for the senior players, Karasuno must unite, resolve their conflicts, and push themselves to the limit to seize victory. Their path to triumph is paved with challenges from familiar foes like Aoba Jousai and their exceptional setter, Tooru Oikawa, urging the team to strive for greatness.