October 1772, Portsmouth. Sixteen-year-old Richard Bolitho waits to join the Gorgon, ordered to sail to the west coast of Africa and to destroy those who challenge the King's Navy. For Bolitho, and for many of the crew, it is a severe and testing initiation into the game of seamanship.

1793 and Europe is ablaze with war. Thomas Paine Kydd, a young wig-maker from Guildford, is seized by the press gang to be a part of the crew of the 98-gun line-of-battle ship Duke William. The ship sails immediately and Kydd has to learn the harsh realities of shipboard life fast. Despite all that he goes through in danger of tempest and battle he comes to admire the skills and courage of the seamen - taking up the challenge himself to become a true sailor.

Shaking off this label, a shy and lonely 17-year-old, Horatio Hornblower, embarks on a memorable career in Nelson's navy on HMS Justinian. In action, adventure, and battle he is forged into one of the most formidable junior officers in the service.

Malta 1941. To most people H.M.S. Saracen is just an ugly, obsolete ship with an equally ugly recent history: her last commander is due for court-martial after shelling the troops he was sent to protect. But to Captain Richard Chesnaye she brings back memories - memories of the First World War when he and the old monitor went through the Gallipoli campaign together. It seems that captain and ship are both past their best. But as the war enters a new phase Chesnaye senses the possibility of a fresh, significant role - for him and the Saracen.

London: 1793. Young firebrand John Pearce, on the run from the authorities, is illegally press-ganged from the Pelican tavern into brutal life aboard HMS Brilliant, a frigate on her way to war. In the first few days, Pearce discovers the Navy is a world in which he can prosper. And he is not alone; he is drawn to a group of men who eventually form an exclusive gun crew, the Pelicans, with Pearce their elected leader.