Secrets of the Deep (The Gryphon Chronicles, Book 5)

Some lost treasures were never meant to be found... With the Dark Druids after him and a magical war brewing, thirteen-year-old Jake Everton must lie low for a while, so Aunt Ramona, the Elder witch, takes him and the gang on a long beach holiday out of harm's way - supposedly. But, sure enough, Jake plunges into trouble once again when he meets a feisty royal mermaid on the run. Crown Princess Sapphira, the adventurous daughter of King Nereus, recently ventured to the edge of the Calypso D...