Erica is Simon’s best friend, and has been forever, so it isn't surprising Simon wants her to be his best man when he gets married. Erica isn't especially enthusiastic, but agrees for Simon's sake. During the wedding rehearsal she meets Cara, one of the bridesmaids, who has some interesting ideas about the duties bridesmaids have towards best men. Especially when the best men are women.
This is a short story, and contains adult content.