During her first visit to Newport, Bertha follows Mr. McCallister’s lead but is soon reminded of her place. Oscar’s pursuit of Gladys is threatened by a familiar presence. George gets his day in court. Worried about Armstrong’s interference, Peggy reveals her past. Marian makes a decision about her romantic future. Bridget follows Jack across the city.

As Marian prepares to embark on a new adventure, Ada and Aurora rush to stop her before it's too late. With Gladys' debut ball fast approaching, the clash between Bertha and Mrs. Astor has consequences for all of New York society. The discovery of a shocking letter changes everything for Peggy. Baudin lays out his double life.