The club was rammed. The music was pumping and from my vantage point in the DJ booth, I could survey the entire room. Groups of friends drank and laughed throughout, but I of course found my gaze drawn to gatherings of the opposite sex. A hen party here, a birthday gathering there, but one particular group caught my eye that night. There were five or six girls, a couple of blondes, brunettes, a redhead. They were all late...