When Rachael Summerfield flees a brutal marriage and agrees to impersonate the heir of an isolated castle in the Scottish highlands, she inherits more than she bargained for. Thrust into a centuries old clan feud, she battles against the treacherous countryside and a clan that will stop at nothing to reclaim their land. If she does not remain as heir-apparent,the existence of the glorious, almost extinct Destrier horses will be jeopardised. Guided by the resident Horse Keeper, Brody Lachlan, Rachael must choose between her life in New York and her life in the Highlands, all the while wondering why her mother had betrayed her all her life and why Brody cannot give her his heart.