“My affair with my son's adult friend Kitayama began five years ago. I was devastated after discovering my husband's infidelity, and Kitayama stayed by my side and comforted me. Then he looked me in the eyes and said, ‘You want to get even with him, don't you? Why not do it with me?’ I felt guilty, but I wanted to return his feelings, so we crossed the line. For five years, we secretly met behind my husband and son's backs. Then Kitayama got a girlfriend, and our relationship began to change...”