C31 Why is he doing this to me?

Alex

" I'm sorry! I didn't want you to be embarrassed," she does as she says, but it comes out that her ass rubs against my cock. No, I can't stand it, I have to count to twenty, it doesn't work.

And then, as if on purpose, she starts squirming, and I started to get hard. I pulled away and sighed heavily. Damn it! And again the treacherous ass rubs against my cock