"Let's have one last competition, Brigitte. And if I win…"As the Otoleanna graduation exam approaches, Brigitte's library visits, wagers with Yuri, and school days are coming to an end. The exam proves to be tougher than expected, but Brigitte is ready to show everyone what she's learned and how she's grown. Meanwhile, the patst connects to the present, as Yuri is finally able to acknowledge his own feelings. For their final wager, what is it that he truly wants…?