ご近所の仲良し人妻・熟女、涼子とまりか。女子会と称して集まりおしゃべりに花が咲く。今日は特別に男たち3人参加。 すぐに和気あいあいと楽しいおしゃべりで盛り上がるが、男がいるためかすっかり熟れごろ・お色気ムンムンな涼子とまりかはそのうちだんだんとエッチな話に・・・。そんなエロエロな下ネタ話を告白しているうちに、すっかり発情してしまった女性たちはやがてそばにいる男のほうに視線がいき・・・それぞれと破廉恥な乱交プレイを繰り広げていく・・・。Neighborhood good friends、 married women and mature women、 Ryoko and Marika. They call it a girls' night out and get together to chat. Today、 they are joined by three men. Soon they are chatting and having fun、 but because there are men there、 Ryoko and Marika、 who are completely mature and sexy、 gradually start talking about sex.... While confessing such erotic stories、 the women who have become completely aroused eventually turn their attention to the man beside them.......