BTW

A Lightwood girl with a wired power. She loved how it worked, but always wanted to know how it happened.
Jace wayland was her best friend. Jace promised her that he'll help her find out about powers the same night Clary came.
When Clary came ever thing was about her. The Lightwood girl hated her. She took away her help and the only chance she got to they the guy she liked.