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Soon after meeting the mysterious Boris Bones on the doorstep of Pond House, Penelope and the voluptuous squirrel Knuckles find themselves caught up in an elaborate plot to return light to the underworld Caverns of the gnomes.
In this the opening tale of adventure from digital storyteller Cornelius Elmore Addison, the unlikely heroes are forced to contend with deranged pirate princes, sea battles, riddles in bottles, gnomic intrigues and subterranean dragons as they struggle to unravel a mystery as old as the Caverns itself.