The second book in an original series of novels set in the world of Netflix's The Dark Crystal: Age of Resistance.Song of the Dark Crystal is the second book in a series of original young adult novels set in the world of Jim Henson's The Dark Crystal. This book picks up immediately after Shadows of the Dark Crystal and follows Naia and Kylan as they seek help from the Gelfling clans to prevent the Skeksis from implementing the next stage of their sinister plan.