Ume Kurumizawa

Often known by her preferred nickname, Kurumi, this seemingly sweet girl hides a deeply competitive spirit. Driven by a long-standing crush on Kazehaya, she initially acted as a rival to Sawako, even resorting to spreading malicious rumors to isolate her. However, after facing rejection from her beloved, her cold exterior began to melt. Through Sawako's unexpected innocence, Kurumi eventually moved past her jealousy, transforming from a bitter antagonist into a genuine friend who finally embraces her true self.