As the American Revolution rages on the mainland, the British Navy prepares for action at sea. Against a growing fleet of American and French privateers, the navy must maintain its blockade of Washington's vital military supplies. Caught up in the turmoil, junior officer Richard Bolitho finds himself having to make momentous decisions in the heat of battle-decisions that could affect the lives of many men and, perhaps, even the fate of nations.

In 1774, Richard Bolitho is a newly appointed Third Lieutenant, joining the 28-gun frigate Destiny. Dispatched on a secret mission, Destiny and her company face the hazards of conspiracy, treason, and piracy. It is amidst the broadside battles and clashes of swords that Bolitho learns to accept his new responsibilities as a King's officer.

Spring 1802, and the Peace Treaty of Amiens, signed only a few weeks earlier, is already showing signs of collapse. Britain and France wrangle over the return of colonial possessions won and lost during their long, bloody war and in the little 64-gun Achates, Vice-Admiral Richard Bolitho sails for America and the Caribbean.

Falmouth, September 1803: As Bolitho faces the grim reality of war at close quarters, he will be called upon to anticipate the strategies of the French fleet. But the conflict has also taken on a personal note, reviving his vendetta with the French Admiral, Jobert, who once commanded the Argonaute.

Copenhagen, 1800. After seven years of cruel war against France, Britain's long-standing ally, Denmark, suddenly poses a threat. The scene of battle shifts to the Baltic where the British navy encounters the bitter hardship of blockade duty.