"The Root of Evil" is an exciting psychological thriller that tells the story of Julia, a successful psychologist, who suddenly finds herself surrounded by suspicious events. After the disappearance of her best friend, Julia begins to investigate the case on her own, not knowing that the secret may hide a danger to her own life. The author of the book successfully reveals the psychological aspects of the main character, making the reader an accomplice and helping to solve every detail and mystery in the thorny path to the truth. "The Root of Evil" is a tense novel that keeps you in suspense until the last page, where each of the readers can find answers to questions about the nature of evil and the limits of the human psyche.