The twins Adele and Venetia Lytton are fully enjoying the freedom of the Roaring Twenties. Like their mother Celia once did, they turn the heads of the men in London and Parisian society with their beauty, charm, and confidence. Life seems to consist of an endless succession of expensive dresses, champagne, and glamorous parties. Celia and her husband Oliver proudly watch their children grow up and take joy in the continued success of the Lytton publishing house. However, a shadow is cast over Europe as World War II looms on the horizon—and the Lyttons are about to face a dramatic, life-changing time...