"The whole world is a metaphor". No sentence could describe this book better. At the same time it is also a labyrinth and a collection of riddles which you are trying to puzzle together.
It describes several stories of characters running in parallel. Their interconnection is not clear until the very end and even after that, there is still a lot of place of interpretation.
That is one of the few books where the next event couldn’t be foreseen at all, the whole time you can look out for clues to find out what it means.
Even after reading, the book leaves you wondering what it does mean. You can think about theories but you will never know for certain.
That characteristics is major for this book. It is for certain excellent.