Freshly appointed as an assistant homeroom teacher and beloved by her students, Moko Sakura's teaching career began with great promise. However, her life took a tragic turn when a student caught her in a kissing incident with the main homeroom teacher. Despite having admirers among her students, she had previously rejected their advances, insisting that "a student's duty is to focus on studies," which deeply wounded their pride. In retaliation, the students adopted cruel and sadistic behavior, launching a relentless campaign of blackmail and hidden camera recordings. Unable to confide in anyone and defenseless, she was reduced to a sexual plaything, subjected to repeated forced intercourse and ultimately humiliated by grotesque bukkake facials with thick, slimy streams of teenage semen.