A chance event triggered Shouyou Hinata's love for volleyball. His club had no members, but somehow persevered and finally made it into its very first and final regular match of middle school, where it was steamrolled by Tobio Kageyama, a superstar player known as "King of the Court." Vowing revenge, Hinata applied to the Karasuno High School volleyball club... only to come face-to-face with his hated rival, Kageyama!

马缔光也（樱井孝宏 配音）是一位性格非常内向的年轻人，总是无法很好的通过语言来传达自己的想法。可是这样的他偏偏进入了公司的第1营业部，每天的工作都让光也感到压力非常巨大。一天，光也意外的在大街上遇见了名为西冈正志（神谷浩史 配音）的男子，这个看似轻浮又油嘴滑舌的男人，竟然是辞典编辑部的一员。 正志在光也的身上发现了校编辞典的天赋，于是邀请他加入编辑部，开始了对于辞典《大渡海》的校编，光也就此结识了对文字爱得深沉的荒木公平（金尾哲夫 配音）、将自己的一生都投注到了辞海中去的松本朋佑（麦人 配音）以及性格非常努力务实的佐佐木薰（榊原良子 配音）。

After losing against Aoba Johsai, the whole Karasuno team feels at a loss. Especially Kageyama and Hinata, who seem to be the most devastated about the defeat. However, the team soon cheers up when a chance for them to go to Tokyo appears. During their training camp there, Karasuno will meet new formidable opponents.