The second book in the dazzling Spellcaster series from New York Times bestselling author Claudia Gray is perfect for fans of the Beautiful Creatures and Hex Hall series.Nadia, Mateo, and Verlaine saved Captive's Sound from the dark Sorceress Elizabeth or so they thought. Despite their best efforts, a greater evil has arisen, and its dark magic has begun to call Nadia.With her Steadfast, Mateo, and her best friend, Verlaine, Nadia must fight the black magic that tempts her, and stop the One Beneath before He comes to claim her power as His own.' Someone strong enough to bear the curse. Someone who now could see magic at work in the world, both light and dark.Nadia's witchcraft should grow even stronger now that her boyfriend, Mateo, is also her Steadfast bound to her and empowering her magic. Yet the curse that torments Mateo has only intensified. Try as she might, Nadia can't break the cruel spell on her best friend, Verlaine; outwit the Sorceress Elizabeth; or stop a mysterious illness that's striking people down one by one. And now a demon named Asa has joined the forces of darkness, playing mind games with them all.Nadia must gather all her strength to protect the ones she loves. But she is more vulnerable than ever to a darker power. The One Beneath has begun to call Nadia's name, and Nadia must decide how close she's willing to get to the darkness before she can't escape.'