Natsumi of mother who I brought Koichi of the lover in a house though there was a son, and flirted. However, Koichi who felt embarrassed in the existence of the son abandoned Natsumi, and have left. The Natsumi which increased thought and loneliness without the outlet vents a feeling of the So on a son, and be the beginning…. The Natsumi which I show off a body and provoke it to regain the confidence as the woman to oneself, and provokes the Koufun of the son. And the son with the height grabs at the limbs of mother….