As I awkwardly pulled her zipper down it revealed she was wearing a black half-cup PVC push up bra that had her massive 38DD melons spilling out of th... top of each cup exposing her large pink nipples that were as hard as diamonds, she purred you like your treat now don’t you, I replied oh yes I surely do, good from here on you will refer to me as Mistress! She shouted, I quickly responded yes Mistress you’re a good boy you deserve some special treatment saying as she straddled my lap and began. Both sisters are hoping Brian would like them best. That is until Mark drops the bomb.Carefully he moves to sit on the couch next to his mother as Mark begins looking first at his mother, then at his sisters as he talks. “Mom, Jennifer, and Jessica, Brian is more than just my friend. We are a couple. We are in love with each other and soon are going to move in together. He is a wonderful man, as I can tell you already have found to be true. I hope you will accept him as part of my life. This also has my cell phone number on it but I also wanted it in a less obvious place in case you run into trouble. Okay?" Okay" she agreed.He rubbed his hand over his head pushing back his hair nervously then added, "You might want to memorize it too. No one can easily take away something you memorize."She giggled but added, "Yes sir" and rolled her eyes."One last thing" he said, "I want you to take some extra cash" as he said this he held out $300 in twenty dollar bills.This time she. After Emma had been perved at all night by the staff and some older business men in the restaurant but I know she loved it, the cute little giggle she done, the way she would look at them and bit her lip, for all I know they could be clients of her's. The thing I learned was although I was her fuck buddy, I was still paying her but with nights out, meals and clothes... hold up.. was I in a normal relationship?We left and went back to Emma's where we sat chatting and finishing of a bottle of.