Teasing Futaba, who is at a loss for an answer, Kou says he isn't "the Tanaka-kun from back then." Doubts grow in Futaba about what happened during the three years they couldn't meet. Meanwhile, Futaba and others are assigned pool cleaning as part of their training task. Shuko ends up alone with the teacher she harbors feelings for, Yoichi Tanaka (Daiki Kenkon), but is urged to return to the group. Futaba worries about Shuko's return, but is pushed away as annoying, and then Yuriko gets injured.