American tourist Jesse and French student Celine meet by chance on the train from Budapest to Vienna. Sensing that they are developing a connection, Jesse asks Celine to spend the day with him in Vienna, and she agrees. Passing the time before his scheduled flight the next morning. the two embark on a spiritual and emotional odyssey. Bonding through the act of conversation, Jesse and Celine discover each other's true essence - their hopes and dreams, their passions and peeves, and their wants and needs. How do two perfect strangers connect so intimately over the course of a single day? What is that special thing that bonds two people so strongly? As their bond turns to love, what will happen to them the next morning when Jesse flies away? This is a lovely movie proving that two people can learn more in a day of introspection and bonding than most people learn in a lifetime. The key is honesty. Absolutely beautiful.