Adulterer: Well, seeing as I knew you were going to bone her later, I thought I would save you some trouble by doing the foreplay for you.
Husband: Oh, that's very considerate of you, old chap, you are such a true friend, etc etc
fred "what's that? oh you mean that ridiculous time-consuming event before sex? I completely forgot about it."
mary sue: probably because you are not engaging in enough foreplay before hand as most women cannot climax from penetration alone and need other means of arousal before the fact, espicially clitoral stimulation.
Be warned. It's hasn't got 'fore' in it for no reason. Once you start, don't stop. Unless you want everything to be fkn awkward.
Henry: "Ho, Jim. I was kissing her like the sexy beast I am. She began to moan, so i started touching her... ;)"
Jim: "HENRY. YOU DONE FOREPLAY!?!?!? :D"
Henry: "Haha yeah. The her vag swallowed my hand and we stopped ;D"
Jim: "... D:"