"The Arsenic Labyrinth" (Ukrainian: "Arsenovy Labyrinth") is an exciting detective novel written by the talented Austrian writer Martin Winter. In this book, readers go on an unforgettable journey into the world of intrigue, secrets and crimes. The main character, the inventive detective Lorenz Reinhard, receives an unusual task - to solve a complicated murder that happened in an ancient castle, known for its mystery and secrets. The crime, it would seem, leaves no traces, but Reinhard turns out to be no less resourceful than the criminal himself. The author successfully combines complex characters, unexpected plot twists and a tense atmosphere that keeps the reader in suspense until the last page. "Arsenic Labyrinth" is a book that will capture the attention of lovers of the detective genre and will appeal to fans of the best traditions of the European crime novel.