My wife, Sunao, has a strong sex drive. I love my wife and want to satisfy her, but lately things have taken a turn for the worse and I can't satisfy her. So, in order to relieve my wife's sexual frustration and to gain some novelty myself, I decided to have my well-endowed friend sleep with her. At first, she was reluctant, but when she started to seek it out on her own, I couldn't contain my excitement...
