A male teacher takes on a new class at the start of the semester. Amidst the playful teasing of his students, one innocent-looking female student (Momo) catches his eye. Momo, who he thought was a serious girl, turns out to be a mischievous troublemaker who seduces him relentlessly. The situation escalates beyond the confines of school, extending to his own home. As time goes on, the male teacher becomes increasingly captivated by Momo, losing himself in her allure...