Karasuno High School Volleyball Club has challenged Aoba Johsai High School to a practice match. But even before the match begins, Hinata's anxiety level reaches maximum. And Kageyama has a "reunion" with his ex-teammate Kindaichi, who now attends Aoba Johsai.

The Hinata-Kageyama combo is back in form again, they won the next set, Karasuno has cornered Seijoh, and they're one step closer to victory. But at that time, Seijoh's captain Oikawa who was out on hiatus visits the court. How does Karasuno respond to super-offensive setter Oikawa's powerful serves?

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!

The second match of Interhigh preliminaries has begun. Azumane has a history with Date Tech, but he is determined to rise to the occasion. Date Tech's tactic is to throw their opponent off kilter with their serves - but Karasuno focuses on receives. The wall of Date Tech looms high; what will Karasuno do?

Karasuno's volleyball team makes it to the third round and they'll be facing off with Aoba Johsai. Seijoh, led by Oikawa, shows even more combination plays than they did in their practice match together. Meanwhile, the coach comes up with a formation to stop Oikawa's powerful serve. And before their match, Kageyama, who is Oikawa's junior from junior high, decides to...

The 3rd round Interhigh match against Aoba Johsai has begun. Without wasting any time, Kageyama and Oikawa start a setter battle. Well-experienced as a team, Aoba Johsai scores point after point against Karasuno with Oikawa's serves. Kageyama starts to panic. It's then that Karasuno's mood-maker, Tanak gets riled up. After seeing that, Oikawa...

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.

After being subbed back in Kageyama begins to try to communicate with each of his teammates. He begins to learn where the best setting point is for each of them, and Tsukishima comes up with a new attack that proves Karasuno can be a threat from all fronts.

Aoba Johsai begins to pull away in set 3, forcing Coach Ukai to make some drastic decisions. Yamaguchi is subbed in as an ace server, but the pressure proves to be too much to overcome. A service error occurs, but the error allows Karasuno to calm down and climb back within two.

Kageyama begins to match Toru point for point. The teams become dead even at 25 a piece. Long sets begin to drain both teams, and Toru acknowledges that Kageyama has realized what teamwork is all about and is no longer the solitary king. The game winning points are shown.

Karasuno manages to make it to the semi-finals. Which ever team wins the match between Aoba Johsai and Date Tech will be their next opponent. Date Tech was considered to be the underdog against Oikawa and Aoba Johsai, but they have a new strength on their side...

The semi-finals of the Spring Tournament. The ones that Karasuno has to face are their bitter rivals at Aoba Johsai High School. Getting over their past loss, they try to reach the finals. A battle with the new Karasuno is about to start.

Karasuno is facing a completely different Seijoh now that they've called in Kyotani. Karasuno can't seem to gt their rhythm together, meanwhile, Seijoh seems to pick themselves back up. When the flow of the game seems like it's going to change drastically, Karasuno...

As Seijoh takes the flow of the game, Keishin sends Yamaguchi out as a pinch server. Yamaguchi ran away from the Wakunan match, but now is he able to turn around this match?

The final set of the qualifier semi-finals continues with Karasuno and Seijoh. As the teams go neck and neck, both teams put everything they have into this final set.

Neither team is willing to let the other team get ahead. They're both reaching their limit, yet the match continues. They proceed into the final battle to determine who will make it to the finals.

The OVA episode revisits the primary matches from the spring tournament and features interviews with players.

Karasuno is able to regain their rhythm with Saeko's help, but the Miya Twins weirdo quick gives Inarizaki the lead. How will Karasuno deal with this unexpected turn of events?