I had been married for three years and was leading a happy marriage life. Then, my wife's father, the so-called stepfather, passed away from illness. Unable to leave the grieving stepmother alone, we decided to live together with her. Since both my wife and I worked, the stepmother took charge of housework, which was very helpful. One day, when I got home early from work, something unexpected happened... It turned out that the stepmother was doing housework naked. I became obsessed with the mature naked figure of the stepmother. Apparently, the stepmother had been naked during the day when I wasn't around. My wife had no complaints... It was because the stepmother's nakedness was too attractive. That's why I couldn't hold back anymore...