Mitsuko has been feeling lonely for several years, with no attention from her husband. She always comforts her body's growing throbbing by herself. One day, while preparing dinner, Mitsuko is suddenly overcome by loneliness. She can't help but masturbate, but her son Kota sees her! However, Mitsuko's loneliness doesn't go away, so she pounces on Kota. She squirts like she's trying to release her loneliness!