The couple gets along well, but something isn't working when it comes to their nights. Though he loves his wife Ayumi Shinoda deeply, the husband struggles with self-confidence and finds himself unable to get in the mood. One night, he stumbles upon an adult website and impulsively decides to hire a man to seduce his wife. Watching her react to the stranger's touch, gradually becoming aroused, he finds himself overwhelmed by an uncontrollable pleasure. That night becomes the turning point, sparking a new dynamic in their marriage.