For Fumi, a mother who is busy with housework and part-time work, the only way to relax is for her son to give her a massage every night. The son wanted his mother to feel good, so one day he borrowed a massage table and oil from a friend and decided to give her an oil massage. Fumi seemed satisfied with the massage, which had a different atmosphere from usual, and the enthusiastic son even massaged her breasts. Then, the mother began to let out a woman's sigh, and the son, seeing his mother's voluptuous expression, began to squeeze her breasts even more vigorously, and before long his hands reached his mother's private parts...