While her husband was on a single assignment, Fumiko couldn't bear the loneliness and ended up having a relationship with her only son, Tatsuya. Knowing it was wrong, she couldn't resist the pleasure of those days. Just when her husband's single assignment was coming to an end, Fumiko found herself unable to put an end to this rotten relationship... She unilaterally announced the end of their relationship. But her body hadn't forgotten Tatsuya's taste. 'Mom, can you really forget my dick?' With those words, Fumiko's resolve began to waver...
