Months have passed since Misaki won the Flying Circus tournament. Summer is ending. Masaya is still wrestling with how much further to take his involvement with FC — whether the promise of it is worth the commitment it demands. When new challengers appear with their own flying styles and agendas, and the relationship between Masaya and Misaki reaches a point where a decision cannot be deferred any longer, the future of everything they have built together comes down to a single choice. The Extra2 arc of Aokana: Four Rhythms Across the Blue, continuing directly from where the original left off.