Ciudad de México: Alfarguara, Penguin Random House Grupo Editorial, 2022. First Edition. Paperback. 260p., wrps. The small American town of Camel City is shaken when the heiress of a multimillion-dollar empire disappears from her room at an exclusive boarding school for young ladies. Her roommate, a Mexican named Rosario Navarro..... More about La sangre desconocida