It was okay. He created an interesting world where the definitions of science and religion are intertwined with magic. However the crimes and resolutions were pretty rote. The magic wasn't all that interesting and was described in a fairly clinical way. If you're into forensics, you might like this, as he basically replaced modern forensics with magical forensics, and made it a book. The characters were essentially Sherlock and Watson, with new names, in a different time period.