The ninth novel in the bestselling cult seriesPeter Grant, the London bobby and sorcerer's apprentice (as well as recent trainee instructor), has a new case: there has been a strange death in the Silver Chambers in Chancery Lane. The dead man has a large wound in his chest - as if his heart had been ripped out. The investigation increasingly leads beyond London - into completely unexpected spatial, temporal and extradimensional realms. Peter actually has more than enough to do preparing for a very specific joyous event, which gradually takes on the features of a highly magical and illustrious major event ....