Sunao and Nao head to their respective destinations: Kyoto, their school trip destination, and Fujinomiya, Ryo's hometown. As Sunao tours tourist spots with Akiya, Sato, and Yoshii, he gradually becomes closer to them. Meanwhile, Nao and Aki, who have arrived in Fujinomiya, are enjoying activities at a ranch when they unexpectedly run into a certain "senior."

Helping with the potato harvest, going to see the beautiful Mt. Fuji... Nao begins to notice the changes in her own heart as she experiences the beauty of the changing seasons. Meanwhile, Nao and Aki are summoned by Sunao and Shuya, and entrust the rest to Mochizuki before meeting in Kyoto. Thus, the four, the originals and replicas, gather in Kyoto, but something seems to be amiss...