Ayumi promises her child, who is still unable to wean and asks for breasts every day, to wean one day. But habits are strange, and Ayumi has come to feel some kind of loneliness. Ayumi alone in the bedroom indulges in masturbation, trying to disguise the feeling of loss of the vine, the lips that suck out breast milk that does not come out with the areola, and sometimes the tip of the tongue that crawls on the nipple. It didn't end at once, and the days of comforting myself continued. One day Ayumi began to want her son to suck her breasts again ...