In the court of Queen Elizabeth I, lady-in-waiting Grace is infuriated as her simpering friend Lady Sarah falls for the handsome visitor, Captain Ranelagh - Grace herself has no interest in that kind of romantic nonsense! However, when the besotted couple disappear, Grace senses that something is amiss. With the help of her friend Masou, Grace leaves the court in disguise in an attempt to track down Lady Sarah and find out what is really going on. But this time Grace may be taking on more than she can cope with, as she faces life at sea, and the dangers of pirates! Will Grace and Masou ever return from their ill-fated voyage?