Returning from Scottish exile in 1757, Lord John Grey pursues a traitor through London and across the seas, an endeavor that is complicated by a delicate family affair and his memories of the Jacobite Rising.

Demonstrating that the decisive "Seven Years' War" changed the balance of power between the British and French in North America, the author argues that this conflict destroyed the delicate balance of power that gave Native people a voice in the affairs of the continent while creating an "American generation."