Since they met each other at a party, Nat, a young ambitious woman, and Josh, apprentice novelist, have been basking in contentment, despite their differences. Josh is an intellectual kind of guy, while Nat wants to get ahead. Even so, they both succumbed to love at first sight. Their marriage is idyllic, even though no one - from their closest friends, to the minister who presided at their wedding - believes it can last. Particularly when Josh's ex-girlfriend, Chloe, and Nat's charming American client, Guy, enter the scene.
When Josh and Nat prepare to celebrate their first of marriage, neither of them wants to be the first to throw in the towel. Will their relationship resist outside pressure?