Dark Curse: Christine Feehan

Book XVI of the Dark series. Lara Calladine is haunted by childhood memories of imprisonment in an ice cave. She retained her sanity with the company of her imprisoned aunts, who instilled the Carpathian magic of a Dragonseeker deep within her before helping her to escape. Lara has now spent years searching for that nightmarish cave, desperate to solve the riddle of her past and find her aunts, who may have given their lives to save her. Nicolas De La Cruz has returned to the Carpathian Mountains - his homeland - in order to bring news of a disturbing conspiracy. But he is weary of his long existence and plans to end it away from his brothers, where they will be unable to stop him once he has fulfilled his duty. Then Lara's and Nicolas' paths collide and what follows is an explosive adventure that rocks the Carpathian world.