The thrilling part of being your wife's friend: when I am at your house and she falls asleep, you can easily thrust your bare cock in my ass and cum like she would never make you cum ๐๐๐๐๐ฆ
My gf (Sammy) and I share a house with Joe my friend from college. I noticed pretty early on that S and J seemed to be attracted to each other. So I let them explore it. We started having a sort of 3 way open relationship. But then S and J got more exclu