Hinata gets married after having a secret relationship with her teacher, Yukio, when she was a student. I am happy, but I feel a bit dissatisfied with the nightlife, which is gradually decreasing due to the age difference. Yukio greets him in his underwear, making him feel that way, and Yukio takes her classmate Iioka home. Later, Iioka, who is alone with Hinata, can't stand it and approaches her... However, it is Yukio's actions that have secretly orchestrated this netorare, expressing a twisted desire, 'I want to see my wife commit a crime with someone else.'