Crown of Embers and Desire

She is the Keystone.Elara Hayes is seventeen, perfectly ordinary, and very good at being invisible. Then the headaches start. Then the dreams. Then a monster made of living shadow crashes her school dance - and a boy with a burning sword tells her she is Elariel Nyxhaven, lost heir to the Twilight Throne.Seventeen years ago, her uncle murdered her parents and shattered the Keystone of Balance. Now the four courts demand proof she is the true heir: four deadly trials, one in each court. And the Shadow that wears her uncle like a coat is coming for her - because Elara isn't just the heir. She is the Keystone itself.With her best friend, a hundred-year-old bodyguard, and a fox with stars in his eyes, Elara must survive the trials, face the Shadow Court's Price, and claim a throne she never wanted. But some prices can't be paid in fire.A YA romantasy of found family, slow-burn love, and the girl who chose kindness over crowns.