At the bright light in the building I noted that Sandra and her friend's eyes didn't look as they ought to. No doubt they had taken some drug and I wa...n't invited to their party. After some mingling I obviously was invisible for Sandra. It was time for the dinner, which was held on small tables for four around the dance floor with couples sitting together. As expected Sandra's boyfriend had taken the seat next to her, which had me feeling like the poor camel must have felt when it got the last. Ooohhh zzz … huuuhhh and came off with a heavy jerk, my hands on her pussy were heavily wet like a flood has come down and she was in total high …I was kissing on her shoulders and realised that she cant take kisses on back and I started rubbing her against the couch while kissing her back and removed my t shirt. I could feel that her hips were rubbing against my hard penis and she was trying to feel it through her hips. …she started shivering again, I took her voluptuous boobs were in my hands. It's for staff only." Key up the PA for me."Without question she picked up the phone and dialed some numbers. As she was handing me the phone, someone behind me shouted, "Hey, customer's aren't supposed to be back here! What are you doing, Jessie?"Jessie gaped at the balding man whose nametag said he was "Oscar" and the store's general manager, Oscar. "I'm ... sorry, sir," Jessie stammered. "He needs to make an announcement."It was Oscar's turn to gape at Jessie. "And you were just going to let. But the wall opposite of the bar had a long mural that appeared to be hand painted, the erotic scene depicting ancient Greece with nude men and women in various sex acts from the traditional to exotic scenes of bondage.At the other end of the room, there were some drapes, so I ran and hid behind them. However to my dismay, the drapes concealed a doorway to another room, the details and contents of the room were hidden in darkness. I turn and try to peek through the gap in the drapes to see.