 The Pirate Kids are back in an exciting new adventure! After finding Blackbeard s lost treasure, the Pirate Kids are once again targeted by their old foes, the Brethren of the Coast, a gang of modern-day pirates. The pirates believe the kids know the whereabouts of Blackbeard s Silver Skull Chalice, a legendary relic they plan to acquire by any means. Armed with a list of old clues, the Pirate Kids are thrust into another amazing quest.