The Darkest Night 1 (Lords of the Underworld #1.1)

Those crimson eyes look like they want nothing more than to turn this whole world to ash.... But I would die happy if he killed me right now. Ashlyn has a strange power: she hears the voices of the past that linger in this world. Since she was a child, she's lived a noisy and lonesome life. But when she hears the rumors of angels living in an ancient castle in Budapest, she can't help but venture into their forest. There, she sees a muscular man covered in fresh blood, a man who advances on her with murder in his eyes. But instead of fear, she feels a complete and total silence descend upon her. And an indescribable sense of security...