SDMU-682 Couple swapping 'continuous vaginal ejaculation' battle! The wife... tells the other man's husband to "come quickly" and gets 100,000 yen for each ejaculation with a pounding cowgirl position! The husband... aims for the prize money and says "I'm not going to cum inside you" and holds back ejaculation! He is excited to see his partner cheating and having raw sex for the first time