The season four companion delves headlong into the twists and turns of each episode, exploring the layers of rich history, supernatural mythology, historical and pop culture references, and the complexities and motivations of the shows memorable cast of characters. Add expanded chapters on the making of the show, the people who bring the world of Mystic Falls to life, and the intensely loyal audience that keeps it thriving, and you have a guide as compelling and addictive as the show itself.