At school, Aimi is a strict homeroom teacher, but at home she becomes a tender, lewd mother figure to her son. In front of students, she maintains discipline and treats Takashi firmly, yet behind closed doors, she treats him like a lover, indulging his every desire. Despite pretending to uphold the boundaries of teacher and student, she can't hide her true feelings—she deeply loves Takashi. This thrilling contrast is the core of their allure, filling everyday life with constant excitement and erotic tension. A complex relationship blending dominance and submission, their forbidden bond grows deeper with each passing day.