Ep. 21: Kokoro and friends are upset with Kippei for breaking his promise to call during summer.

21

Kokoro and her friends are angry at Kippei because he failed to call her even once throughout the summer, despite having made a specific promise to do so. Meanwhile, Miki returns to retrieve her belongings. While at Kippei's school, she witnesses a male member of the art club confessing his feelings to Kokoro. This encounter adds to the tension surrounding Kippei's silence and the growing emotional distance between him and Kokoro, as Miki observes the situation firsthand. The episode highlights the consequences of broken promises and the complex interpersonal dynamics developing among the group during the final days of the season.