I took Kristen by the hand and led her upstairs. By the time we reached the top, my wife was moaning. We turned the corner into the bedroom. My wife was spread out on the bed, lying on her back wearing just her black pantyhose. Dan was kneeling on the floor, head between her legs. He was licking her pussy through the nylon material. Kristen seemed hesitant, stopping in the doorway to watch. I gave her arm a little pull, s...