Even though it has been a year since the Iwatobi High School Swim Club has been created, new members have yet to join the club. Now that Haruka Nanase and Makoto Tachibana are senior students, along with their younger friends Nagisa Hazuki and Rei Ryuugazaki, they have to find a way to attract new members. If not, the club will be forced to close the following year due to a lack of membership. Meanwhile, with impending graduation, it is also time for the seniors to decide their plans for the future. Unlike their friend Rin Matsuoka, the new captain of Samezuka Academy Swim Club who is determined to fulfill his dream of being a professional swimmer, Haruka and Makoto are unsure about what career path they want to take. Further problems arise when an old friend of Rin's, Sousuke Yamazaki, comes to the city to study at Samezuka Academy; the recently scouted swimmer's arrival causes tension in the relationship among him, Rin, and Haruka. [Written by MAL Rewrite]

After their triumphant victory over Shiratorizawa Academy, the Karasuno High School volleyball team has earned their long-awaited ticket to nationals. As preparations begin, genius setter Tobio Kageyama is invited to the All-Japan Youth Training Camp to play alongside fellow nationally recognized players. Meanwhile, Kei Tsukishima is invited to a special rookie training camp for first-years within the Miyagi Prefecture. Not receiving any invitations himself, the enthusiastic Shouyou Hinata feels left behind. However, Hinata does not back down. Transforming his frustration into self-motivation, he boldly decides to sneak himself into the same rookie training camp as Tsukishima. Even though Hinata only lands himself a job as the ball boy, he comes to see this as a golden opportunity. He begins to not only reflect on his skills as a volleyball player but also analyze the plethora of information available on the court and how he can apply it. As the much-anticipated national tournament approaches, the members of Karasuno's volleyball team attempt to overcome their weak points and refine their skills, all while aiming for the top! [Written by MAL Rewrite]

Hanamichi Sakuragi, infamous for his temper, massive height, and fire-red hair, enrolls in Shohoku High, hoping to finally get a girlfriend and break his record of being rejected 50 consecutive times in middle school. His notoriety precedes him, however, leading to him being avoided by most students. Soon, after certain events, Hanamichi is left with two unwavering thoughts: "I hate basketball," and "I desperately need a girlfriend." One day, a girl named Haruko Akagi approaches him without any knowledge of his troublemaking ways and asks him if he likes basketball. Hanamichi immediately falls head over heels in love with her, blurting out a fervent affirmative. She then leads him to the gymnasium, where she asks him if he can do a slam dunk. In an attempt to impress Haruko, he makes the leap, but overshoots, instead slamming his head straight into the blackboard. When Haruko informs the basketball team's captain of Hanamichi's near-inhuman physical capabilities, he slowly finds himself drawn into the camaraderie and competition of the sport he had previously held resentment for. [Written by MAL Rewrite]

Constantly outperformed by the girls' club, the boys' soft tennis club faces disbandment due to their poor skills and lack of positive results in matches. In desperate need of members, Toma Shinjou is looking to recruit capable players, but he fails to scout anyone. Enter Maki Katsuragi, a new transfer student who demonstrates great reflexes when he catches a stray cat in his classroom, instantly capturing Toma's attention. With his interest piqued, Toma ambitiously asks Maki to join the boys' team but is quickly rejected, as Maki doesn't wish to join any clubs. Toma refuses to back down and ends up persuading Maki—only under the condition that Toma will pay him for his participation and cover other club expenses. As Maki joins the team, his incredible form and quick learning allow him to immediately outshine the rest of the team. Although this gives rise to conflict among the boys, Maki challenges and pushes his fellow team members to not only keep up with his seemingly natural talent, but also drive them to devote themselves to the game they once neglected. This story focuses on the potential of the boys' soft tennis club and their discovery of their own capability, while also enduring personal hardships and dealing with the darker side of growing up in middle school. [Written by MAL Rewrite]