"Mystery in Highgate" is a cult detective novel by the British writer Agatha Christie, where the most famous detective Hercules Poirot solves a complex crime in an aristocratic environment. The plot unfolds in the ancient Highgate estate, where a rich heir is found dead at one of the meals. During the investigation, secrets, intrigues and dramatic events from the past are revealed, each character has their own dark secrets. This book not only captivates the reader with the rapid development of events, but also invites him to think deeply about the nature of evil and human nature. "Mystery in Highgate" is a masterpiece of the criminal genre, which leaves behind many questions and gives the reader an unforgettable impression.