It's 1931 and, while Nancy lives in vain hope that her boyfriend Hamish will propose, her younger sister Diana has it all.

Christmas 1932 is a gloomy one for the Mitfords, with Diana banished in the wake of her divorce. But unforeseen tragedy plunges the family into even deeper scandal.

Nancy gets to work on a new novel, but life becomes stranger than fiction.

The Mitfords are blindsided by news of Unity's encounter with Adolf Hitler.

Nancy finds herself persona non grata as the family gather around Diana's bedside.

Nancy must confront her Peter about their future together.