[A body more erotic than my wife] I was in a slump with my wife. Our relationship was getting cold, and my wife went on a trip alone to relax... At that time, my wife's younger sister, Ibuki, came to visit. But something was strange... She was braless, showing her nipples and breasts! She was also pantyless, and she was boldly spreading her pussy! She came close to my ear and whispered, "You're probably cheating on me on the trip anyway!" She straddled me and shook her hips, and I was so charmed by her G-cup busty slender body that my wife didn't have that I ended up ejaculating many times...