Despite repeatedly resisting advances from her boss, Sakiko, Azumi had managed to keep their relationship professional for a long time. However, after a certain incident, she realized she could no longer suppress her true feelings. Sensing this shift, Sakiko devised a plan to bring Azumi closer to her by arranging her marriage to her own son. The plan initially unfolded as expected, but soon Azumi realized that Sakiko had begun losing interest in her. From that moment on, consumed by jealousy, Sakiko launched a vicious and relentless lesbian training regime to reclaim their once-intimate bond.