Everyone at Seirei Academy witnessed Alya's victory at the trivia showdown on the festival's opening day, and since then they've all been enjoying the event. The final day of the festival approaches, but when Alya and her band get ready to take the stage, a major incident occurs! Someone is scheming to ruin the festival, but Masamichi is determined to deal with it so that Alya can have her time to shine. After all, the show must go on!