In the Iron Palace, magic is a death sentence.​For years, Lira has survived as a shadow, a nameless servant hiding the "Ember" that burns beneath her skin. She is the last of a hunted race, and her only goal is to remain invisible.​But the Ember is no longer listening to her commands. It wants out.​As her power turns volatile, she catches the eye of the one man she should fear most, the Crown Prince and acclaimed Emberkiller. He is as brilliant as he is deadly, and he’s become obsessed with peeling back Lira’s secrets. With rift creatures closing in and the Prince’s suspicions turning into a dangerous game of cat and mouse, Lira is trapped.​She longs for freedom, but in a palace made of iron, fire is the only way out, even if it consumes her first.