Anne is persuaded to join her fiance, Gilbert, in New York City as he begins his tenure at a major hospital. However, any chance of lasting happiness is dashed when Gilbert enlists to serve in The Great War in Europe. Anne stays behind and takes up writing, but learns that contact has been lost with Gilbert. Seeing no other option, Anne decides to venture to Europe herself to find him. In doing so, she begins an adventure that will challenge her wits and imagination to the limit.