“A Dangerous Trio”
“Abunage na Sanjūsō ~trio~” (あぶなげな三重奏 〜trio〜)

After what happened at the ball, the student council president Kuze attempts to get Mai expelled, and Yuichi tries to get her out of the situation. At the same time, Yuichi is not content with just standing by and watching Mai fight the demons alone and decides to help her anyway he can.