Years after the death of Elphaba, the Wicked Witch of the West, a young man named Liir, rumored to be Elphaba's son, is discovered by the nuns of Saint Gilda and revived by the mysterious foundling Candle.

"Following a confrontation with her reclusive great-grandfather, the one-time Wizard of Oz, Rainary Ko--the granddaughter of Oz's Wicked Witch of the West--has re-upped in a mission to settle a few scores and right a wrong or two. Her memory and her passions reviving, Rain turns her gaze back to her native Oz. Though the Grimmerie, which she had cast into the sea, retains its arcane power over her, the lover she left behind in Oz proves no less haunting....

In this third novel of the "New York Times"-bestselling series, civil war looms in Oz, and an ancient oracle named Yackle prepares for death. But before she can die, the Cowardly Lion arrives seeking knowledge about Elphaba Thropp, the Wicked Witch of the West--the woman who had defended him when he was a cub.