I hadn't been in a woman in a long time and it was difficult to not instantly explode. As I began thrusting she started to shake and griped my cock ve...y hard. Suddenly she grasped a pillow and clamped it over her face with both hands and screamed as she came again, very loud, but it was muffled and didn't carry far.She slowly relaxed and smiled up at me and said, "Thank you. I haven't had an orgasm with a man in over five years, and you've given me two in five minutes. I'm going to give you. As soon as we unloaded the truck and got just inside the kitchen door Mark started massaging my shoulders and playing with my tits. He started kissing me on the neck and lips, sliding his tongue in my mouth and sucking on my tongue, it was so hot and sexy. Turning me around Mark pulled me back against him, wrapped his arms around me and started kissing my neck as he played with my tits. Slowly his hand lowered to the buttons on my jeans and as he unbuttoned my jeans I felt his hand slid down. He made three passes on each side of my slit before he stuck his tongue into the crack between my outer lips. Wow, nothing I did with my dildo or my vibrator felt this good. It must be associated with a real live man doing it.Tommy dragged his tongue through my pussy slit from the bottom to the top, and I almost broke his nose when I jumped because he had touched my clitoris with his tongue. Tommy jumped back and groaned from the pain in his nose. He felt it to reassure himself that his nose. She wanted to breath in deep, to just inhale him while her body relaxed into his strong waiting arms. But she knew better than to do that. She had not been given permission to do that. In fact, she had been given a command. A command that she was taking a little too long to comply with. She sensed it before she felt it. Tim slapped Sarah’s ass hard! Then he spoke in a very low cool authoritative tone “If you expect to do well in this laboratory, then you had better learn that when I tell you.