Ayaka has raised her son Ryuta as a single mother. Beside that, there was Toru, a childhood friend who secretly nurtured love. However, one day, Ayaka is witnessed by Ryuta about her affair with Toru. Ryuta is disappointed when he learns about the true relationship between the two, and at the same time he becomes lustful for his mother's nasty appearance. Ryuta, who can only see her as a woman, attacks her with her big cock. At the bottom of his heart, Ryuta, who wishes for his mother's happiness, suffers from conflict, but Ayaka's feelings also change.
