Darrow is a rebel forged by tragedy. For generations, he and his fellow Reds toiled beneath the surface of Mars to make the planet inhabitable, dreaming of a better future for their descendants. But Darrow’s world was built on a lie, told by the Gold ruling caste so they could live on Mars in luxury. Fired by hatred, Darrow infiltrated Gold society to fight in secret for his people. A lamb among wolves, he has found friendship, respect, and even love – but also the wrath of powerful rivals. Darrow journeys down a road fraught with danger and deceit. But can he pay the price rebellion demands?