When Kit Gillespie learns that his longtime, world-wandering girlfriend, Julia, has died he can't avoid asking himself: Was it his fault? Why couldn't she settle down? How did they ever think they could have a life together? To find answers he looks to Julia's letters and his memories of their times together. And he does something he has never done before - he travels. He turns to other people, other places to help him gain perspective on who Julia really was and why things turned out the way they did.