For her third match of the Inter-High preliminaries, Ayano faces her middle school rival, Kaoruko. Though puzzled by Ayano's attitude change from the last time they played, Kaoruko faces her with utter confidence. But when the match begins...

The Kitakomachi Badminton Club is preparing for the Inter-High finals between Nagisa and Ayano. While club feels nervous over Ayano's strange behavior, one day, an unexpected person shows up in the middle of practice.