With an owner who works for an American Embassy, Lizzie travels to new parts of the world every year or two. Arriving at their new post in Tbilisi, Georgia, Lizzie must begin a new life. She quickly makes friends with other dogs, visits a cave city, explores the historical center at night, and has many other adventures. When her owner is ready to move on, Lizzie must decide if she will go with her, or escape and stay in Tbilisi with her new friends.