Shinomiya and Mori admire the sexy mother of a friend, Erika. She inflates her delusions in the appearance of Erika. One day, Erika decided to take care of Shinomiya, who lives alone. She indulges in naughty acts in his room. Erika she has awakened to her carnal desires that she had long forgotten. She becomes absorbed in love affairs with boys. "Keep it a secret from my son..."
