Until a few months ago, I loved my husband with all my heart. After we had had a lot of fun in the erotic sphere too, one day he asked me what I would think about going to a swingers' club. My enthusiasm was limited. In the end, however, I agreed because he promised me that his only concern would be that other people could watch us having sex. It would never occur to him that I should have sex with another man.

At the beginning, I enjoyed it at the swingers club. After a few drinks at the bar, we retired to a room where there was no one but us. While we were pleasuring ourselves sexually, I noticed that some guys were circling us and watching us. After we climaxed, we left the establishment. The next weekend, my husband asked me...