Every time her son failed an exam, Yuki felt sorry for him as he was harshly scolded by his father. Keeping it a secret from her husband, she spoiled her son excessively, even taking care of his sexual desires. Her son, unable to control his lust, would demand her body every day. Eventually, Yuki promised that if he passed the exam, they could have sex… While servicing her husband, she felt her son's gaze from behind the door and instead of stopping, she continued to suck him off provocatively, this adulterous wife!
