I could hardly contain myself as my cock began to twitch and pulsate.Then I saw her lips part as she started pushing back on to his cock until her pus...y had wrapped round the whole swollen head.I gripped my cock tight and was preparing to shoot my full load over my sexy wife, when suddenly she pulled forward letting the guys cock fall out of her.She knew that would be the ultimate tease for me, and she knew I loved to be teased.She looked at me with her cheeky smile, "I want you inside me" she. While doing some leg curls, he placed his hand rather firmly on my leg just below my buttock, "to check" if the weight I was using was correct. Then he moved around with me through my entire workout, flirting as I trained. I soon started to feel a little horny from all his naughty comments. After finishing my workout, we went to his office and he sat next to me on a chair to explain the next set of exercises. Unintentionally and unaware I placed my hand on his leg. I could feel his hard. The instructress was a woman of indeterminate age. She was lithe and fit but Steven suspected that without make-up she might be quite a lot older than she looked. She also had a stentorian voice which Steven thought was clearly an advantage if she was to get through the initial hubbub and then be heard above the music.The instructress called the gathering to order. "My name is Giselle," she said. "I have done a lot of ballroom dancing, Latin-American dancing and also ballet. I hope to teach you. “Hey, you think I should tell him about Nadia?” Reese asked Olivia.“Nadia?” I said, intrigued by the new name being bandied about by my two high school senior nymphets.Olivia said, “Um, she’s my neighbor. She’s um, pregnant, with the biggest boobs.”Reese interrupted her to say, “They’re unbelievable! And---and they’re filled with milk!”“And,” Olivia continued, “She’s soooo fucking horny. I mean she got herself off rubbing her pussy against the kitchen table while me and Reese were standing.