In late seventeenth-century England, eleven-year-old Digory, forced to leave his hometown after his father is lost at sea, becomes an apprentice to the architect Henry Winstanley, who built a lighthouse on the treacherous Eddystone Reef--the very rocks that sank Digory's grandfather's ship years before.

"England is at war. Growing up in a lighthouse, Pet's world has been one of storms, secret tunnels and stories about sea monsters. But now the clifftops are a terrifying battleground, and her family is torn apart. This is the story of a girl who is small, afraid and unnoticed. A girl who freezes with fear at the enemy planes ripping through the skies overhead. A girl who is somehow destined to become part of the strange, ancient legend of the Daughters...