Seisou Gakuin faces off against Amane Gakuen on the final stage. Ritsu appoints Kanade as the 1st violinist. In Kana, who was entrusted with the first for her first time, she struggled with what was lacking in her own sound. At that time, Alexei, the president of Amane Gakuen, begins to act disturbingly. Near rages at Alexei who contacts Kanade. Togane and Toki of Jinnan High School stay at Bodhiju Dormitory and take Kanade out to hunt fireflies.