"Don't you dare make me cum yet, I'm not done with you," I exclaim. She looks so riveting when her mouth is around my member, as though that is exactly where she is meant to be. I could watch her for hours, though I don't think even she has the stamina to endure several hours of deepthroating. Every time I feel the back of her throat with my head, I feel as though I'm going to blow my load there and then. It's getting too...