One thing that makes 'Harry Quebert True Story' interesting is its characters. If it's based on a true story, the real - life counterparts of those characters must have had some unique traits. The author has likely developed these characters further, giving them complex personalities, desires, and flaws. Also, the setting might be another factor. If it's a real place that has been vividly described, it can add to the allure. And of course, the plot which could be full of twists and turns, especially if it's a retelling of a real - life event where unexpected things happened.