Reunited with Lancelot for the first time since their tragic accident, Tristan must learn to conquer his inner demons in order to save his mother's life.

The Matsuno sextuplets invite Totoko to their house for a takoyaki party that ends up turning into a sleepover.

The Matsuno sextuplets go to an island in search of the mythical "shining fruit".

The sextuplets attend a high school class reunion. There, they see all their former classmates who have become "proper" adults with company jobs. The sextuplets sulk about this and go home and drink until they fall asleep. But when they wake up, a certain scene awaits them.

The devil king Lucifero suddenly declares he's going to retire, and must choose a successor. The Devil King Cadets gather one after another, and go to the human world to participate in the succession contest. But only the devil king's own descendant Osamu has no interest whatsoever in the contest. Compared to the fate of the world, Osamu is more interested in his part-time job at a convenience store. Osamu has no choice, however, but to start collecting familiars called "Child," which are born from human souls. Osamu still only has an interest in his part-time job, and he's a few steps behind the rest of the Cadets.

Class 1-A visits Nabu Island where they finally get to do some real hero work. The place is so peaceful that it's more like a vacation... until they're attacked by a villain with an unfathomable Quirk! His power is eerily familiar, and it looks like Shigaraki had a hand in the plan. But with All Might retired and citizens' lives on the line, there's no time for questions. Deku and his friends are the next generation of heroes, and they're the island's only hope.

Inaba Hospital, located in the countryside, is a small hospital with relatively weak medical equipment and medical staff.

As representatives of Japan, Haruka, Rin, and Ikuya are heading to Sydney to participate in the Swimming World Cup. They will finally compete with world class athletes but can they survive these games? This is the climax of the “Free!” series from Kyoto Animation.