A few months ago, I took a three-week vacation and drove back to Illinois for family visits. Usually, my wife accompanies me on these road trips, but this one she encouraged me to go alone and enjoy myself. As I left and she kissed me, she also winked and told me to have fun. I took that to mean it’s ok if something extra happens and just to enjoy it. During this trip, I was not looking for or expecting to have sex with a...