What choice did I have?I released the hold I had placed on my bladder, and at first nothing happened. Eventually, I could feel the passage way opening...up, and ah... , here it came. My piss forcefully surged up my hard cock and splashed onto my belly. I controlled it so it would not get onto my face. Holding back just enough pressure to get the satisfaction of release, while at the same time controlling the flow.I admired my hard 8 inches as my piss flowed from it. It is not an angle one sees. When we were boarding the train we got to know that we had only one seat confirmed and I and my mom had to share the berth. I asked mom whether she wanted to sleep alone on the berth, I would sleep on the floor but she insisted that she would adjust and I should sleep with her. I was wearing a jeans and a t-shirt while mom was wearing a blue salwar kameeez and while she was preparing the bed I noticed her as a woman even though I never had sexual intentions for her but tonight we both sleeping. Any of you guys who have had a vasectomy like I have, will know that you are left 'post-op' with the remains of your vas deferens tubes feeling quite sensitive. The feeling she gave me with her tongue running all over those bits was just AMAZING! It was all I could do to stop myself cumming right then - before we ever got to fucking !! "ALL my guys are impressed with THIS" she said as she came up for air. "How about you?????" WOW!" was all I could say."Thought I was going to be a boring fuck,. ” She kissed me harder. “Don’t you dare - I can’t afford to get pregnant - oh oh oh oh oh -”At the word “pregnant” I short stroked her. Alternating between long strokes, my weight on her so she was trapped beneath me. Her teeth found my ear. Bit it as she groaned. “I’m going to fill you up with cum no matter what, Amy.” I gave two hard pushes, then swiveled my hips.“Mmmm I want to feel that.” She kept squeezing my ass, pulling me against her. “I haven’t felt a man cream me in so longgggg- OH -.