IF THERE'S ONE THING MARE BARROW KNOWS, IT'S THAT SHE'S DIFFERENT. Mare Barrow's blood is red--the color of common folk--but her Silver ability, the power to control lightning, has turned her into a weapon that the royal court tries to control. The crown calls her an impossibility, a fake, but as she makes her escape from Maven, the prince--the friend--who betrayed her, Mare uncovers something startling: She is not the only one of her kind. Pursued by Maven, now a vindictive king, Mare sets out to find and recruit other Red-and-Silver fighters to join in the struggle against her oppressors. But Mare finds herself on a deadly path, at risk of becoming exactly the kind