Inspired by Yoruba mythology, this young adult fantasy follows fifteen-year-old Sloane, a girl who must hide her identity as a fire-wielding Scion to survive an oppressive regime. After being conscripted into the brutal Lucis army, she endures rigorous training while secretly plotting to destroy the military force from the inside. As she navigates the violence of her environment, she struggles to maintain her humanity while harnessing her volatile ancient powers.