It's September. Sasekura Academy is bustling with preparations for the school festival. New teacher Kudo's class is also bustling with preparations. Asuka is caring, Haruna exudes a mature aura, and Mio and Rikako are good friends. The diverse group of students unite around Asuka. Preparations are underway, and the day of the festival approaches. Then, a student from Mei Girls' Academy with a dark past appears before Asuka and her friends. Hurt by love, she falls in love to heal her wounds. Her heart is torn...