Marina Shiraishi, in her third year as a teacher at an all-boys school, was happily balancing her role as an educator and a newlywed wife. Her students were kind, her marriage was going well, and she was enjoying life to the fullest. However, a small incident led one of her students to target her, and she soon found herself falling into his trap. Gradually, she was drawn into a web of blackmail, enduring unbearable humiliation and complete domination. Though she was tormented and played with by her students, she desperately clung to the hope that her husband would never find out, struggling through each day in secrecy.