I slid up and down as our lingerie rubbed together. She rubbed back and finally stopped me. "Mark, you need to complete your outfit. Here put this on.... She handed me a half slip in the same light green as the camisole.She took me by the hand and pulled me to the mirror. Standing behind me she looked at me as I looked at how I was dressed. I couldn't pass for a girl, but the lingerie and my mother's face in the mirror sure had me going. She reached around and rubbed my cock through the material. I didn't mind, I was her arm candy after all, and once reiprocated (and she smiled), but she brushed my hand away as if to say, don't do that again.Once the speeches had been made etc. at the end of the dinner, She made our excuses and ordered a cab to take us to her hotel. This was where I was REALLY going to be earning my money - providing those little personal services that don't get advertised.Once inside the room, the fun began. She pushed me up against the door and kissed me hard, all the. Height 6 feet 3 inch, weight 90 kgs, age 25 years old. Well built with dick size 6 inch.Now lets come to the story. I was an active guy and has always been in sports like swimming, tennis. Now I started to build muscles. So I started to hit the gym on a regular basis since last 3 years. This story is about a girl whom I met in the gym and started dating. I ended up having sex a lot of times.I used to visit the gym early in the morning at 6 o clock and workout till 8/8:30.I saw a girl (let’s. I bent down and I could see her white panty. I was really turned on by that and her inner thighs view. So continued my massage for a while to watch her panty. This was the first time I was watching her private parts. Next day that thought was on my mind whole day. I wanted to do more with mom as that smell made me a bit crazy. So I thought of a plan. I started massage as usual and did my normal massage. When I was done with it. I woke up mom and lied her that doctor called today and told to do.