Unicorn Mai Otohime is a marine-sports prodigy with expert-level ocean knowledge. She has come for a Mitsuoka Duel too, but her target is Juzo. This leads to Noren challenging Mai herself. As the duel nears, Juzo and the others face parent-teacher conferences and questions about their futures, leading Juzo to reflect on his school life, the friends he’s made, and the possibilities ahead.