When a priceless treasure is stolen from a museum and Jack McCool's best mate Rory suddenly disappears, Jack is drawn into a mystery dating back thousands of years.
Joining forces with fearsome warrior Finn, he must not only save Rory from a terrifying danger, but also continue his quest to find the six magical stones that will break a wicked curse. In a desperate race back through time, Jack faces shipwrecks, slave-traders and a shadowy figure determined to outwit the schoolboy prince, all while discovering who to trust and find the courage to defeat a ruthless foe.