After my wife passed away, I moved in with my son and his wife for a few years. Recently, I couldn't help but be interested in my son's wife. Her clothes were too defenseless and her gestures were seductive. And she was having sex with my son at night, so I was at my limit. One day, when I returned home after the gathering, I found my wife masturbating violently. I knew I shouldn't look, but I did, and she found me. Later, my wife came up to me and talked to me. It seemed like she liked being seen by me, and she asked me to look again...