Since they met at a party, ambitious high-flyer Nat and struggling novelist Josh have been deliriously happy despite their differences. Josh is a thinker, Nat's a doer... but the spark between them is undeniable. Their wedding is a dream come true, but family, friends and even the minister who marries them aren't convinced that they can last. Josh's ex-girlfriend, Chloe, and Nat's handsome American client, Guy, could offer attractive alternatives. With their first anniversary approaching, neither wants to be the first to give up, but will they make it?