He would have laughed to see the expression that was on her face, too. It was the look of a woman that s being tortured, but in the BEST way. She was ...ritting her teeth to keep from screaming, from the sensations that coursed through he entire being. Her body jumped as he went past the end of the teardrop shaped opening to her soul, and quivered, as she lost control, as he licked the tiny area between her anus and her vagina. She couldn't remember, if she were to try, when ANYBODY had done that. I whispered to him "I am going to show you what that sexy ass is for. This is my favorite part fucking that tight ass while I jerk that big cock. I will not stop till I have you screaming. And you will scream and cum hard for me. I have a new bigger strap on just for your tight ass. You will love it." I then sprayed his ass with the warm oil and got behind him and started to push the very thick hard cock in his tight asshole. I watched his ass stretch wide as I plunged into him. Then I began. I was just wearing a loose t-shirt and a pair of boxers.Mom began doing her yoga on a yoga mat, and I started doing my push-ups, crunches, and squats. I had access to a gym back in college. But here I had to contend myself with just bodyweight exercises.Pretty soon, mom and I both worked up a sweat. I could see the sweat dripping off her face, giving her a glowing look. She noticed me staring at her and nodded at me as if asking me what I was looking at. I just shook my head.I was feeling. My job was to greet people on arrival, give them information on a daily basis about that days destination, good bars, where to get water etc and organise some group social activity such as beach bar- b- cue and Greek dancing evenings.Although it wasn't prohibited for us to have sex with tourists most of them were couples, I think in the whole summer there was one occasion when we had a lesbian couple in the group, who I did have a fling with and none of the married couples ever hinted they were.