Jace suspects that Clary's memories are the key to locating Jocelyn and the Mortal Cup; Jace, Isabelle and Alec take Clary to face the Silent Brothers in the City of Bones; Simon attempts to adjust to his best friend's new life.
An open and close case becomes anything but when Harvey's accused of an inappropriate dalliance with a married woman. Louis forces Mike to make a difficult decision, one that could net the firm a wealthy client, but cost him Harvey's respect.
Clary, Jace, Alec and Isabelle work to rescue Simon from the vampire hideout, Hotel du Mort.
After getting a clue about who may have wiped Clary's memories, the crew hunts down the High Warlock of Brooklyn, Magnus Bane. With all the warlocks in hiding from Valentine, the team lures Magnus out with an offer he can't refuse--a killer party and something very valuable.
With word of Alec, Jace and Isabelle's activities with Clary reaching The Clave, a convoy is sent to observe the Lightwoods running the New York Institute. Once The Clave representative arrives, it is clear how much trouble the Lightwoods are in.
