About twenty seconds after putting the receiver down she came. Steve then helped her to get on all fours and he got in position to mount her from behi...nd. I was fascinated as I watched my wife arch her back and prepare to be fucked by another man. She looked in my direction and our eyes locked as he put a condom on and entered her. After a couple of slow deliberate strokes he increased the tempo until he was frantically pumping away and making slapping sounds as his hips smacked her ass. I lost. There are a few people but they are absorbed in their own conversations and I wander casually observing the people and interactions. Kerrie is in the window still alone for now. I can see her starting to glance around quietly seeking. I grin to myself and move to lean against the window sill from the outside.No one about so I gently put my hand in the small of her back. She starts and glances behind. Smiling broadly and says “I wondered where you got to”. She is alone just sitting on the edge. But I cant do that because of my hand’s pain. My mom peeking my actions and laughing.Me: Stop mom, Don’t laugh. What can I do now?Mom: Wait I can help you, Come out and sit back on the couch.My mom came with vaseline, hair oil and locked the doors.Mom: So, my son chinnu grown up so fastly.She took my penis one hand and pour some oil on my penis. Her touch makes me more arouse and my mom noticed with that erection.Mom: O My God, your penis is growing more and more over.Me: Do it, mom, I can’t. My daily masturbation fantasy was the same for the next few days. What i concluded was that she was a regular in that train and she just loved wearing sleevless salwar suits n nt to frget keeping herself clean shaven.Days passed and it was a routine. One fine day, the trains were late and crowd was gathering at the platform. My eyes were searching for her in them, suddenly outta no where she popped right next to me and looked at me. I was a bit surprised and looked the other way. She asked.