In the Eight Kingdoms, none have greater strength or influence than the asha, who hold elemental magic. But only a bone witch has the power to raise the dead. Tea has used this dark magic to breathe life into those she has loved and lost... and those who would join her army against the deceitful royals. But Tea's quest to conjure a shadowglass, to achieve immortality for the one person she loves most in the world, threatens to consume her.