Nyx's Child

(Ya''l need to understand this is my first book with this account.)
When young Sapphire Meru is found to have a powerful gift, she is sent to the House Of Nyx, there she becomes the headmaster's second in command. For her power allows her to see a person and everything about them. As many learn more of her power, darker forces start to rise in search of her. After all, Knowing your enemy's weakness would be an easy way to conquer them.... Don't you think?