Sara, a married woman in her third year of marriage. Her husband has ED and is insensitive. Night life has almost disappeared. It started as just a little bit of playing with fire. The other person is the manager of the supermarket where she works part-time. What if I get caught... Thinking that, I can't stop my heart from pounding. And a big dick that is different from her husband. It was inevitable that her rationality would collapse. Her body becomes more sensitive. Unstoppable love. The joy of being a woman that she had forgotten awakens.