Once more Mihoshi gets ahead of Subaru and set a training camp for him and the female basketball club aiming for the upcoming mixed basketball tournament. Much to their surprise, they find that Natsuhi Takenaka, the captain of the boys' team will also participate, but he refuses to play alongside Maho and both start fighting on several occasions. Subaru and Tomoka come with some plans to have them get along but with no success at all. Later, Subaru learns from Takenaka that his animosity towards Maho is because she has the habit of giving up on everything once she gets the hang of it, and will not forgive her if she does the same with basketball. But both end up watching Maho seriously training by herself, and Subaru questions Takenaka if Maho is really just playing around as he claims.
引き続き慧心学園初等部女子バスケ部のコーチを続けることになった昴。智花たちも男子バスケ部との練習試合を経て、それぞれの課題とバスケに対する意欲をより強くしていた。そんな折、学校の球技大会にバスケのクラス代表として選ばれた智花たち。美星はいい機会とばかりに勝手に合宿を組んでしまい、昴は断れずに合宿でのコーチも引き受けることに。自分たちで準備した楽しい昼食を終えて、さっそく練習のために体育館に向かった智花たち。そこには、来るはずのない合宿参加者――竹中の練習する姿があった。真帆と大ゲンカ中の彼は、球技大会でバスケに出場しないはず。一触即発のふたりの間に割って入った昴は、竹中の口から意外な言葉を聞かされる……。