"When fifteen-year-old Clary Fray goes to the New York club Pandemonium, she hardly expects to witness a murder - committed by three teenagers covered in strange tattoos and wielding bizarre weapons. The body then disappears into thin air. Hard to call the police when the killers are invisible to everyone else and there is nothing - not even a drop of blood - to prove that a boy died But was the victim even a boy?

This is how Clary first meets the Shadowhunters, who are fighting to rid the earth of demons. Among them is Jace, who behaves like a real jerk despite his angelic appearance. Just one day later, Clary falls into Jace's world against her will: her mother disappears, and she herself is attacked by a demon. But why would a demon care about two ordinary mundanes like Clary and her mother? And how did Clary get the Sight all of a sudden? The Shadowhunters want to know...

Cassandra Clare's vibrant, sparkling, and endlessly engaging novel will take readers on a fun, wild ride that will leave them wishing they never reached the end of the ride."