The document provides a summary of the romance novel "Dear John" by Nicholas Sparks. It describes the main characters John Tyree and Savannah Lynn Curtis who meet in Germany and fall in love. However, their relationship is tested when John joins the army and is deployed overseas. After breaking up due to the distance, they reunite years later but Savannah has married John's friend Tim. The summary highlights the love and sacrifices made between the two main characters throughout the story.