In high school, Haruka prepares for tournaments with teammates Makoto Tachibana, Nagisa Hazuki, and Rei Ryugazaki, while Rin, who has since reconciled with them, does the same.

Haruka is in his final year of high school, but has not yet made post-graduation plans, even after being scouted by a university during prefecturals.

During regionals, Haruka is overwhelmed by the pressure of performing in front of university scouts and stops swimming in the middle of his individual event.

The trip inspires Haruka to swim at the college level and upon returning to Japan, he makes amends with his team.

In a post-credits scene, during nationals, Sosuke Yamazaki gets lost, only to end up watching the individual medleys, where Ikuya from Shionezaki High School overtakes everyone.

The team places second in the race, thus qualifying for nationals, and Sosuke decides to get medical treatment for his injury.

Despite dropping out of the nationals, he offers to help Aiichiro Nitori and Momotaro Mikoshiba prepare.

In a post-credits scene, Sosuke warns Rin about Ikuya, whose freestyle resembles Haruka's in both form and speed.

While Asahi exchanges farewells with his swim team at Kazami High School, he receives a text message from Kisumi.

Kyoto Animation announced that a "new screen project" had been green-lit in a promotional video for the home release of High Speed!

Timeless Medley: Kizuna), focuses on the members of the Iwatobi Swim Club, and it was released in theaters on April 22, 2017.

Timeless Medley: Yakusoku), focuses on Rin and Sosuke, and it was released in theaters on July 1, 2017.

The Bond had a limited theater screening in Singapore and Indonesia on February 22, 2018, by Encore Films with Chinese and English subtitles.

[16] The film's theme song, "Rising Free", is performed by Style Five, a group consisting of the voice actors for Haruka, Makoto, Nagisa, Rei, and Rin.