Monomania

Ji-U is well-liked due to her attractive looks and cheerful nature. She frequently receives romantic confessions, but any relationships she enters end quickly due to her obsessive tendencies. Others struggle to understand her behavior. A new student, I-Jae, arrives and takes the time to hear Ji-U's experiences. As their connection grows, Ji-U begins to develop feelings for I-Jae and experiences unexpected possessive emotions.