RAF-019: 過去的性愛：挫敗了六十無助的日常生活，與自來水廠承包商的家庭婚外情，以及與天然氣承包商長瀨明子的性關係

Sex of the Past Frustrated Sixty's Helpless Daily Life Home Affair With A Waterworks Contractor And Sex With A Gas Contractor Akiko Nagase