Beth was uncomfortable. If only she hadn’t promised Mark ‘anything’ for his birthday. Really, was forty such a milestone? Was he having some kind of mid-life crisis? What were they doing here? The club was one to which she’d never been. Never imagined, for that matter. It wasn’t the music. It was the people. Swingers, Mark had said. Whatever that meant. Beth had always been a very straight person, sexually. Sex was pleasa...