When we started our plan was strangers only, and again preferably from out of town, who we have communicated over chats/forums etc. However, wife used to bring up this fantasy of fucking a friend of ours, and finally she decided to break the rule once, she has seen him multiple times over the past couple of years, so far nothing bad has happened. One reason she has a crush on him, even though he is just an average guy is that she is jealous/despises his wife like a frenemy ...