Frostblood by Elly Blake
Publisher: Little, Brown Books for Young Readers
Publication date: January 10, 2017
The frost king will burn.
Seventeen-year-old Ruby is a Fireblood who has concealed her powers of heat and flame from the cruel Frostblood ruling class her entire life. But when her mother is killed trying to protect her, and rebel Frostbloods demand her help to overthrow their bloodthirsty king, she agrees to come out of hiding, desperate to have her revenge.