Gone Girl, written by Gillian Flynn, is a psychological thriller that will leave you guessing until the final page. The story revolves around the disappearance of Amy Dunne on her fifth wedding anniversary. As the investigation unfolds, the lines between truth and deception become blurred, and the reader is taken on a thrilling journey through the minds of the main characters, Nick and Amy. With its unpredictable twists and turns, Gone Girl is a must-read for any mystery lover.