Sachiko has a short life expectancy. Thinking of her husband, Koji, who is left behind, she urges her subordinate Mika to join her. Mika refuses to reach out to her teacher's husband, but Sachiko's skillful guidance suddenly causes her to fall asleep with Koji! Two people who shake off their guilt and lick each other's genitals. "Sachiko-san ... is it really good?" Mika asks herself, but Mako can't stand it anymore and her love juice overflows ...