This came in the mail yesterday:

(It was actually released today, but books that are pre-ordered through Amazon have a nifty habit of showing up a day early.)

I finished it between some of the monumentally tedious readings for my PhD exams. Expect more later. The short version: the novel starts slower than The Shadow of the Wind and The Angel’s Game, and, despite the note that

The Prisoner of Heaven is part of a cycle of novels set in the literary universe of the Cemetery of Forgotten Books of which The Shadow of the Wind and The Angel’s Game are the two first instalments. Although each work within the cycle presents an independent, self-contained tale, they are all connected through characters and storylines, creating thematic and narrative links.

the new novel depends substantially on its predecessors, either of which can be read independently much more easily than The Prisoner of Heaven.

The paper quality is also much worse than the previous hardcovers.