Before starting high school, Hinata had sworn revenge against Kageyama of Kitagawa Daiichi. But strangely enough he encounters the "king of the court" again, but this time in the gym of Karasuno High School. Their head-butting is unrelenting and they start their own match, but the third-year captain Sawamura disallows them from participating in the volleyball club until they learn to show team spirit. What now?

Interhigh is coming up next month. The Karasuno volleyball club is pensive, tension rises. They endeavor in training individually and with clearer vision as a team, as they get more inspired. In the meantime, pairings of the preliminaries get announced...

Karasuno is winning the first round of Interhigh against Tokonami. But though Tokonami knows they're outclassed, they don't give up, they keep the ball in play. On another court, in spite of Michimiya's encouragement, the Karasuno girls' team is having a rough battle. Everyone is immersed in thought, but there can only be one winner!

Because Karasuno's plays become messy and the match's rhythm gets thrown off, they change setters. Sugawara goes onto the court in place of Kageyama and because he's always seen things from outside the court, he says he knows what's going on, and Karasuno starts their counterattack. Meanwhile, after seeing the match from the outside, there's a change in Kageyama as well.

Hinata and Kageyama are at odds. Keishin decides to take Hinata to his grandfather, who lead Karasuno to the nationals. Meanwhile, Kageyama runs into...