Rei must pick up Momo from kindergarten. Nothing can go wrong with doing this errand, right? Unfortunately, this leads Rei to remember more of his past.

Rei's next match is with Mr. Yasui. Mr. Yasui's memories with his daughter are on the line, so will Rei throw the match, or will he bring misery to others by winning?

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...

Rei finally pays a visit to his adoptive mother's residence, after neglecting to visit ever since he moved out. Afterwards, Rei invites Hina and Takahashi for some monja as a last farewell. But before Hina starts high school, she decides to do something drastic.