YLW-4184 Couple swapping! When I exchanged your girlfriend for me on the spot, the other girlfriend panted so frustrated that I got very excited and put out plenty of raw seed semen in my uterus. – Yuki Misa

At work, at a travel destination, and by chance, we end up exchanging girlfriends and having sex! My partner's girlfriend is half forced to go out with me, and she shakes her hips on top of me while looking a little frustrated. If I see a face like