The Mortal Instruments: City of Heavenly Fire (fanfiction)

In the world of Shadowhunters, war is coming. A war that throws heaven against hell. It's up to Clary, Jace, Simon, and the others to lead the war and defeat their worse enemy. Clary's own brother. Sebastian. The odds are against them but, will love and sacrafice be enough to save them? Lives and love will be tested i...