"Margot Cooper doesn't do relationships. She tried and it blew up in her face, so she'll stick with casual hookups, thank you very much. But now her entire crew has found "the one" and she's beginning to feel like a fifth wheel. And then fate (the heartless bitch) intervenes. While touring a wedding venue with her engaged friends, Margot comes face-to-face with Olivia Grant--her childhood friend, her first love, her first... well, everything. It's...