Hentai oyaji: Yosoji jukujo no iro shitagi

Original title: 変態オヤジ 四十路熟女の色下着

After her husband leaves for work, Machiko puts on her "special" lingerie; today is the day her lover, a salesman named Shota, is coming over. The next day, however, she discovers that the lingerie she had washed and hung out to dry has vanished...