Blair (Leighton Meester) and Serena (Blake Lively) spent a wonderful summer in Paris. Just when she decided to forget Chuck (Ed Westwick), he appeared in Paris with the beautiful Eva. In the Upper East Side of New York, Nate (Chace Crawford), who spent a decadent summer, met a beautiful woman named Juliet (Katie Cassidy), but her real purpose was Serena. Blair met the noble Prince Louis, and while trying to make herself a princess, she fell into an ambiguous relationship with Dan (Penn Badgley). Chuck, who recovered his memory, also tried to save his relationship with her. What kind of wonderful story will they bring this time? Gossip Girl is still attached to these darlings of the Upper East Side.