The intelligent and charming Newland Archer - a member of one of New York's most prominent families - is living the life that has always been expected of him: he is engaged to the beautiful and well-connected May Welland and understands the rarefied world of Fifth Avenue society inside out. However, with the arrival of May's cousin, the free-spirited and unconventional Countess Ellen Olenska, Newland begins to doubt all that once seemed so natural to him.