in her haste to come to london and track some vague rumor of a jinn ( who had n't been spotted for over two hundred years ) , she 'd not only left the baby to be protected by mere wood sprites , but after years of keeping them both hidden , she 'd now alerted the world there was a mongrel jinn roaming around and then proceeded to waltz straight into the hands of her family , who also happened to be her worst enemies .