Fire Endless, , HarperCollins Publishers, Rebecca Ross,Fantasy romance,Fantasy, New Adult;crossover;enemies to lovers;childhood enemies;slow burn romance;swoonworthy;adventure;celtic;scottish;myth;mythology;highlands;music;musician;harp;harpist;broody;hero;heroine;queen;princess;kingdom;realm;kidnapping;missing;soldier;warrior;healer;enemy;rival;war;faerie;fairy;fae;sequel,, , United Kingdom, en-GBhttps://www.harpercollins.co.ukNew Adult;crossover;enemies to lovers;childhood enemies;slow burn romance;swoonworthy;adventure;celtic;scottish;myth;mythology;highlands;music;musician;harp;harpist;broody;hero;heroine;queen;princess;kingdom;realm;kidnapping;missing;soldier;warrior;healer;enemy;rival;war;faerie;fairy;fae;sequel, [BLURB],[CITY],,books, ebooks, biblet, Book2look