Swinging is a couple-centered practice of trading sexual partners, often at clubs or private parties, with the original pairing still the home base. Romance with others may be discouraged by house rules. Sex is the point of the evening, plus socializing that can look like any other party until it does not.

Rules about barriers, rooms, and whether someone can veto midstream need to be set before the parking lot. Clubs post etiquette because people otherwise treat a buffet as a plan. Jealousy on the drive home is common. So is the discovery that one partner loved the night and the other was being a good sport.

That discovery belongs in a living-room talk, not in a whispered fight in a hallway of strangers.

If your relationship is already leaking trust, a club will not patch it.