An American couple in their seventies begin a four-week long vacation to Italy and Germany with their adult grandson Brian. They have a well-planned schedule about where to visit including friends in Germany. While in Florence, Brian sees a gorgeous girl leaving a gelato parlor. Under curious circumstances their paths cross again. She serves breakfast at the hotel where they are staying. Her name is Gina, she is a German journalism student from Munich. Brian asks her our for dinner and they like each other. Seeing Brian's grandfather, he reminds her of somebody and she soon realizes who this is. She now becomes curious and attempts to find out the person's background. When she does, it becomes an incredible revelation that leads eventually to a surprising meeting between the grandfather and her mother. This changes the planned vacation drastically to everyone's delight. Brian and Gina fall in love as the story ends.