``Rinko told me the same thing five years ago.'' I had been having a sex friend relationship with my son's friend, Kitayama-kun, for five years.It all started on that day when my husband's affair was discovered and we had a big fight, when Kitayama-kun made a sincere confession to me when I was completely exhausted.I was shaken by Kitayama-kun's feelings, and that day, I crossed the line with him.From then on, the days continued as they sought each other out, and they repeatedly had secret meetings without the eyes of her husband and son...
