Open Couple Has Fun With Neighbors Pt 2

I wanted to feel his mouth on my cock. I wanted to cum down his throat so I propped his head on pillows and knelt next to him presenting my cock to his lips. Sliding into his wet mouth felt like a velvet virgin.
Part 1
*****
The scene was too much and I was very close. Sean felt me throbbing, slapped my ass and released my dick.
“Not yet bitch.” He shifted to a classic, dominant, if not playful, gay voice. He rose and headed for the bed room beckoning us both, complete with a limp wrist put on. “Come my children, its play time.”
Sean’s bedroom was stark contrasts of white covers, black drapes and blood red pillows. Candles were already burning and placed to give just enough light and shadow to raise the sexual tension in the room.
Sean quickly climbed on the king size four poster. It barely fit in the apartment bedroom. He knelt expectantly as Robin took up a position at the foot of the bed. She made a show of untying her mid-drift halter and letting it hang open revealing the excellent curves between her C size cups. Her mini-skirt rode up above her thighs as she spread her legs to finger herself with one hand and the other to pinched a nipple.
I climbed up from the other side. Sean motioned me over, undid the two buttons on the shirt and pulled it down behind my shoulders. He used the fabric to pull me close and kissed me. Once gently on the lips. He looked at Robin, then slid his hand down and gently rubbed my right nipple. God, it felt so fucking good. I looked at Robin and her broad grin.
“This is fucking great,” she finally broke the silence. Sean moved closer and kissed me again, long, with...