Xxx’ My heart thumped rapidly inmy chest. What could I say back, ‘go for it’? ‘Don’tdo it’? ‘Come home, I...17;m sorry’? My usually thinkingbrain, not the one in my pants, could only type ‘okay’I mean you wife’s gone out on a date with another man,a new lover, fulfilling your ultimate fantasy and allI could reply was ‘okay’.As the light of the phone dimmed, so did mybutterflies in my stomach. Only to be replaced with. He started fucking her slowly first, speed was getting faster with every push. She was responding vigorously by moving her ass. Her back was arched to push her ass backwards and give access to her dick deep inside her. I felt like joining them but thinking that might spoil the fun kept watching. She was moaning and It was getting louder. After a few minutes of fucking her from behind he stopped took his penis out of her cunt and asked her to sit. He laid down on his back, his dick fully erect. I'm sure you have a very sexy body. You want me to help?"I reached down and pulled up her shirt which clung to her small tits and nipples which had grown hard in the cold rain.She was wearing a plain black bra that covered her tiny titties completely and I was a little disappointed in her lack of sexy lingerie. But I continued and unbuttoned her jeans, letting them fall to her ankles. She was wearing tiny little black panties. I was so hot looking at her little body that I couldn't help myself,. My sexy batchmate swallowed my cum and licked my dick clean. She was looking so beautiful with a bit of my cum still on her lips. She cleaned her face.We adjusted our clothing and cuddled each other. I wanted to fuck her right there and then, but didn’t want to risk it. I looked at her and thought that I shouldn’t rush it and give her time.The movie was about to end within 20 minutes. We were so engrossed in each other that we didn’t even look around at what was happening in the background all.