How to describe this scene in proper way?

At half-time when B's friends had gathered around C, commenting on A, who had just entered the hall, it should be explained that actually C's future husband, A, is after D's wife B. The reason for this discrepancy will become clear when we reveal also that.....

Where is this country where everyone has names that have only one letter? What happens if there are more than 26 people?

Then A(1), B(24). ETC