"New York Times-bestselling author of The Lunar Chronicles and Renegades"--Dust jacket.

As Nova, Adrian, and the rest of their crew face escalating crime in Gatlon City, covert weapons and conflicting missions have Nova and Adrian questioning not only their beliefs about justice, but also their feelings for each other.

Nova and Adrian fought the battle of their lives against the Anarchist known as the Detonator. It was a short-lived victory-- the Anarchists still have a secret weapon. And Nova's double life is getting more complicated: as Insomnia, she is a member of the Renegades; as Nightmare, she is an Anarchist. And Adrian has some secrets of his own. Together they can save the world ... but time is running out ... -- adapted from jacket.