Rikka begins to acclimate herself to living a normal life, successfully making friends in the process. Sanae, however, isn't too happy about it. Rikka heads off to visit her father's grave, with Yuta left at the station, waiting for her to return.
Rikka becomes very excited about the presence of a magic user she is supposedly doing unvisible battle with, but it soon becomes apparent that this magic user is an actual person. She is a girl Yuta knows from his middle school days who first infected him with chunibyo. Rikka is both fascinated and terrified of the threat the new girl poses to her and Yuta's love contract, and either wants to be friends with her or be rid of her for all eternity.Watch Now:Amazon
According to Izumi, Akihito’s youmu transformation could be permanent! She tells Mirai that she must kill Akihito during the Calm or else he will become a powerful youmu gifted with immortality. Mirai is torn by the decision she must make.
Ikuya and Haruka face off in the Individual Medley, mending their middle school rift. Hiyori and Ikuya also make amends, swimming the relay as Shimogami U. teammates against Haruka's Hidaka U. team. Afterwards, Natsuya reunites with Ikuya and apologizes to Hiyori while Hiyori, free to be himself, is comfortable seeing Ikuya spend time with his middle school friends once more.Watch Now:Amazon
After recovering from adolescent delusions, Yuta transfers schools to begin anew. As he tastes the succulent fruit of normalcy, Rikka Takanashi discovers Yuta's delusional past and declares that they are soul mates, which makes things anything but normal.Watch Now:Amazon
Nagisa, Rei, and the rest of the Iwatobi Swim Club have come to cheer on their former teammates at the All-Japan Invitational. Makoto tells them the story of how ever since Haruka swam for the first time, he'd been swimming only freestyle.Watch Now:Amazon
Isuzu Mikoshiba brings her high school swim team to meet Seijiro's college team and challenges Haruka to a freestyle race. Rin returns to Japan, reuniting with his Samezuka friends. Makoto arrives late to one of Haruka's informal meets only to find he's lost to the freestyle world record-holder, Albert Wahlander.Watch Now:Amazon
On the day before the regionals, both Iwatobi and Samezuka end up staying at the same hotel. While Nitori is chosen to swim in Samezuka's relay team thanks to his training, Haruka, who is in deep thought about being scouted, ends up sharing an elevator ride with Sousuke, confirming his shoulder injury. The next day, as Rin manages to pass his heat in the 100m freestyle, Haruka becomes overwhelmed by the pressure of performing in front of scouts and ends up stopping dead in his tracks. When Rin confronts him following the race, Haruka snaps at him, feeling that stuff like dreams and his future are being forced upon him. As Haru tries to assure his friends he will swim in the relay with them, Sousuke continues to experience more pain from his shoulder injury.Watch Now:Amazon
Hiyori still remembers the first time he saw Ikuya smile. Both boys grew stronger through rigorous training while they studied abroad in America... but seeing Haruka threw Ikuya off his stride. Now Hiyori wishes Ikuya would just forget about Haruka for good.Watch Now:Amazon
With the college championships approaching, all the swimmers are training hard on their own in addition to their official club practices. Haruka is also undergoing some extra training, with coaching from the mysterious man they've been seeing around campus. Makoto is concerned about the arrangement, but Haruka assures him that he asked for the help himself.Watch Now:Amazon
The Iwatobi High School Swim Club is participating in a joint training camp with the Samezuka Academy and Soufuukan High School teams. Sousuke is also participating as an alumnus. In the midst of the excitement, Rei and Nagisa notice that something is odd about Romio's swimming. Then Shizuru tells them the story of what happened to Romio in middle school...Watch Now:Amazon
With the prefecturals approaching, Gou takes it upon herself to make balanced nutritional bento lunches for the team. Meanwhile, Sousuke recalls a promise that he had yet to ask of Rin before he left for Australia, before asking Rin what happened whilst he was away, hearing about how Haruka and the others helped pick himself up. When Gou's attempt at a nutritional bento proves to be effectively inedible, she compensates by putting together a tough training regime. Later that night, Sousuke tells Rin he should give up relays in order to focus on his dreams, but Rin states his determination to accomplish both. Despite having always preferred swimming individually, Sousuke asks to join Samezuka's relay team in order to find something he's missing, challenging Rin to a butterfly race to earn his spot. Admiring Sousuke's passion, Rin changes the way swimmers are selected for relays, asking only those who are serious about being in a relay team to step forward.Watch Now:Amazon
Rin, now living in Australia, trains hard every day with swimmers from all around the world. Then a Japanese guy shows up where his team is training, challenging each of his teammates to races and beating them one by one. Even Rin is surprised when this newcomer reveals his identity...Watch Now:Amazon
Haruka has entered Hidaka University, where he's now training with the swim club to prepare for a newcomer tournament. One day, he runs into Asahi, a swim teammate from middle school. Haruka is later joined by Makoto, who also moved to Tokyo, at a coffee shop to catch up with Asahi... and the topic quickly turns to Ikuya, another teammate they swam with in middle school. On the day of the newcomer tournament, Haruka and Asahi are in the same race for the first time in years... and the spectacle is watched by Hiyori, who calls Haruka an "inferior copy of Ikuya." After the race, as Haruka is walking through the halls with Asahi, he catches sight of Ikuya passing by...Watch Now:Amazon