The married woman "Ichika" has sexual desires because her husband is assigned to work alone. One day, as he is going through his frustrating days, he finds out that his good-natured neighbor has his first girlfriend in life. "Ichika," who has been advised that he is a virgin and does not know how to treat women, feels disappointed and decides to teach him how to treat women. And a daily sex affair begins... Two people soon envelop each other...