In a world where the slightest edge can mean the difference between success and failure, Leisha Camden is beautiful, extraordinarily intelligent, and one of a growing number of human beings who’ve been genetically improved to never need sleep.

Once considered interesting anomalies, right now Leisha and the other “Sleepless” are outcasts, victims of blind hatred, political repression, and shocking mob violence meant to drive them from human society and, ultimately, from Earth itself.

But Leisha Camden has chosen to remain behind in a global that envies and fears her “gift,” a global marked for devastation with a deadly conspiracy of freedom-and revenge.