``Mom, let me 'get used to it'...! For the sake of my new family...!'' Hikari, a remarried mother, has a marital problem that is bothering her: Hikari is so stubborn that night activities are not going well.Her son, Takuya, who could not bear to see such a situation, proposes a ``run-in insertion'' using his own dick!``I want a younger brother or a younger sister. I'm serious!'' Hikari is defeated by Takuya's earnest plea, and before the couple's actual act, a secret foreplay between mother and son unfolds...#Team Leader P
