The finals have begun. The Class D final is between Kana-chan and Desktomu-kun. The Class B final is between Taichi and Porky. Both finals pit Mizusawa players against each other. Chihaya watches and learns as teammates and rivals battle it out.

The Mizusawa High School karuta club is gaining experience by participating in tournaments. However, Chihaya's grades are so bad that she is no longer allowed to participate, leaving Taichi to attend the next tournament by himself. There, he runs into Arata, who's returned to karuta. When Taichi and Chihaya see Arata playing karuta...