A married woman, Rei Kiyomi, works as a sex worker. As usual, she arrives at a male client's house, but this time something is different. The client is her former homeroom teacher from her school days who used to make advances towards her. Just as she finishes her service and feels relieved, the teacher says, "You've gotten prettier, Kiyomi," revealing he knew her identity all along. Holding her weakness, he calls her every week... *Please note that the content of the recording may vary depending on the distribution method.*