I was behind her with my hand on the front of her knickers running my finger up and down her moist slit, her tits were swinging and I said to Geoff "F...eel her tits" and he did.Donna pulled down Geoff's undies and his 5" cock was hard as a rock, as Donna licked him he said "It's been years" then groaned again. I slipped underneath Donna who was crouched on the bed and was licking her wet crack as she gave Geoff some slow head. After only a few minutes donna let go of Geoff as she climaxed and. I untied him and let him recover, kissing his neck. He breathed heavily for a moment and pushed me down onto the bed. He reached down the side of the bed for one of my birthday presents - a g-spot vibrator. I locked eye contact with him and bit my lip in anticipation, my pussy was hot, wet and ready. He slid the vibrator inside my tight hole and started furiously licking my pussy. I threw my head back and moaned loudly, legs shaking as he hit all the right spots. He used his free hand to play. Our way of keeping time was simply practical because of the human biological clock.”He nodded and the green light on his PDD indicated he gave me a positive mark.” You may sit down, Eric. It seems no one else and I exclude you Yngve from this statement, never wasted a thought on time keeping.”Gunnar got up. “That is not true Sir! Just the other day my father explained it to us!”“Then why don’t you share what your father has explained? Answering my questions and active participation will earn. He laughs again, this time at the back of my panties that read ‘Smack That’. He playfully snacks my ass. ‘Harder.’ I moan, enjoying being toyed with. He smacks my ass again, much harder than before, making me shriek and moan at the same time. He roughly removes my panties. ‘Turn around and suck this dick!’ he growls. He stands in front of me as I lie on our bed naked. I turn over onto my stomach making myself eye level with his big, thick erection. I wrap my hand around his dick and he smacks.