Francis Fletcher and the Knights of the Golden Gift

It is 1763 and the Seven Year's War with France has just ended. Captain Francis Fletcher and his loyal crew are wanted for piracy and marooned on a mysterious unchartered island. Before being captured by the British navy Fletcher unknowingly discovers something hidden on the island which turns out to be secret biblical gold. Fletcher is ordered to retrieve the gold in order to earn his pardon but he must sail alongside his old friend-turned-foe Captain Percy Talbot who stole away from him his childhood sweetheart Isabella Norris. Together they must sail through treacherous pirate infested waters while at the same time evading a secret society of assassins who are sworn to protect the secret of the gold's whereabouts.