My overprotective mother, who gently comforted me when I was depressed after failing at my first experience, bought a practice table herself and said, ``Would you like to try it with me without the rubber?'' I'm excited about my first experience with raw penis insertion. However, when my mother is about to cum, she is so tight that she feels like she's about to erupt, so I just stop her! ! She holds back from cumming for a while and repeats