The lewd woman I know best, Miyuki ~ Though she's a mother, her son's daily masturbation is a real-life problem! Yuuki Chitose NIMA-037

Meixue, a full-time housewife and mother of one child, lives a comfortable life, supported by her successful husband. Meixue's problem is her son's insatiable sex drive. He masturbates constantly, and his grades are at the bottom of his class. Meixue, unable to bear it any longer, promises him that if he gets first place in his exams, she will sexually satisfy him. However, she didn't expect her son to work so hard and actually get first place... Meixue is now forced to confront her adolescent masturbation addict's insatiable desires. Every day, she is drained dry by his foul-smelling semen. Just then, her husband goes on a business trip... Her son kneels, begging for sex. Having been served by him daily, she has become a submissive, but she is a reliable, busty, and curvy mother. How can she cope with her son's hard penis?