The Mortal Instruments FanFiction. There's a new girl in the institute, no one knows who she is, all they know is she has white silver hair, short on one side, long on the other. Her eyes are purple, tinted with black. And she goes but the name of Cleo. Though No one is sure that is true. Jace Lightwood, the best shadow hunter of his age, who leaves broken hearts down his road, starts to realise what it is to love some one, who doesn't love you. Cleo herself is running, hiding from the greatest evil out there who wont stop until it has her. This evil is the one thing she hates the most, Her Father.