"It is 1779 and Claire and Jamie are at last reunited with their daughter, Brianna, her husband, Roger, and their children on Fraser's Ridge. Having the family together is a dream the Frasers had thought impossible. Yet even in the North Carolina backcountry, the effects of war are being felt. Tensions in the Colonies are great and local feelings run hot enough to boil Hell's teakettle. Jamie knows loyalties among his tenants are split and it won't...

As battle-scarred Jamie Fraser and his twentieth-century time-travelling wife Claire Randall flee from North Carolina to the high seas during the American Revolution, they encounter privateers and ocean battles. Meanwhile in the relative safety of the 20th century Brianna (Claire and Jamie's daughter) and Roger MacKenzie, Brianna's husband, search for clues not only to Claire's fate--but to their own fate in the Highlands.

Season Four continues the story of Claire and Jamie Fraser as they try to make a home for themselves in colonial America. The Frasers in North Carolina are at another turning point in history, the edge of the American Revolution. Along the way, the Frasers cross paths with notorious pirate Stephen Bonnet in a fateful meeting that will haunt the family. Meanwhile, Brianna and Roger grow closer in the twentieth century but make a shocking discovery...