"Doors of Night" is an exciting detective novel by the famous American writer Frank L. Packard. In this book, you will find an intricate plot that leads the reader through the mysterious doors of the night world. The heroes of the book find themselves in an environment of mysterious death, huge treasures and danger at every step. The author skillfully reveals the psychology of the characters, creating interesting and unpredictable images. "Doors of the Night" is an excellent choice for fans of the detective genre, who love mysteries, intrigues, as well as a sense of mystery hiding under the cover of night.