During the two years when her husband was away from home for a single assignment, Sachiko had a relationship with her only son. It is wrong for her to have sex with her parent and child. Even though she knew it in her head, she couldn't stand the loneliness... Sachiko is completely addicted to her powerful sex with her son. Her sour parent-child relationship continued secretly even after her husband returned from his job away from home. She is now impatiently waiting for her husband to go out...
