Blue Box manga volume 14 features story and art by Kouji Miura.

With Valentine's Day fast approaching, an unusually stressed-out Ayame fusses over giving special chocolates to Kyo. Can she follow through despite her fear of rejection? Then, a new school year starts, bringing with it promising first-year athletes. The newest member of the boys' badminton team makes a bold declaration that Taiki won't soon forget!