When Clary and friend Simon head out to a club, she sees a murder committed by three teens. But who-or what-died? Clary is thrust into the world of the Shadowhunters with a vengeance. Soon her mother disappears and Clary herself is attacked by a demon. But why would demons be interested in them? And who really is Jace, the Shadowhunter that looks like an angel acts like a jerk? This supernatural romance hits theaters August 23.