SparkNotes.com

A resource you are probably already familiar with, Spark notes and Shmoop are both great websites that are available to you to help you get a better understanding about the book chapter by chapter and can help clear things up with their character lists and more. Though they are great resources they cannot replace reading the book itself .
On Spark notes you will also be able to find a video about the book that goes through major events and could help you better understand the book getting the main ideas.