A couple named Chisato living in a small town. Their son was shy and often stayed in the storeroom, but he finally got a job, and the family was relieved. A few weeks prior, their son attacked Chisato after she had taken a bath. The son seemed to have been curious about his parents' nighttime activities. Chisato told herself, 'I didn't have to be nice to others.' From then on, Chisato's twisted relationship with her son began. Despite feeling guilty, she would meet him secretly in the storeroom or kitchen when her husband was away. She acted like a normal mother in front of her husband and gradually got more involved. And the day before my son's first day of work, after my husband went to sleep, I hugged my son in the storeroom...
