家計の足しにとアルバイトでレンタル彼女を始めた人妻「心音」。不倫や浮気などしないだろうと信じた夫の公認で働いていたが…。夫が出張でいなくなった日、人妻は童貞大学生を家に呼び出し濃厚筆おろしSEX!「1回だけだよ」と言いつつ、寝る時間も惜しみ1日中激しく求め合った背徳の中出しアルバイト…!A married woman、 Shinon、 started a part-time job as a rental girlfriend to supplement the family income. Her husband、 who believed she would never commit adultery or cheat on him、 gave his blessing for her to work there. However、 on a day when her husband was away on a business trip、 the married woman called a virgin college student to her house and had hot sex with him!