From New York Times bestselling author Amy Ewing (The Jewel) comes the exciting first book in a new fantasy duology. Rich, vivid world-building and ethereal magic combine in an epic tale that’s perfect for fans of Snow Like Ashes, These Broken Stars, or Magonia.Sera Lighthaven has always felt as if she didn’t quite belong among her people, the Cerulean, who live in the City Above the Sky. She is curious about everything—especially the planet that her City is magically tethere