During a lunch break between matches, Nikaidou pressures Rei to win all his matches so they can battle in the finals. Rei looks on coolly until Nikaidou points out feelings Rei never realized he had. Meanwhile, at the Kawamoto house, Someji, Akari, Hinata and Momo have a brainstorming session about Crescent Moon’s new summer sweet creation. Momo proposes novel ideas, but the usually cheerful Hinata seems down...

The members of Beit — Watanabe Minori, Takajou Kyouji, and Pierre — are shooting an video for the shopping district and decides to help out with their upcoming festival. In the midst of preparation, something happens to Pierre?!

Dia realizes that Kanan and Mari seem to have gotten closer to the other members of Aqours while she hasn't, and starts wishing that they would call her "Dia-chan."

Lupin and the rest move forward with the plan to capture the train Finis is riding. Lupin and Cardia board the train in disguise, and all seems to go as planned... until a man appears before Lupin.

Gao is challenged by a mysterious Buddyfighter who wants to become Wisdom's right hand man.