"Cathalina at Greycliffe" is a fascinating book from the famous authors Grove and Harriet Pine. The main character, a young girl named Catalina, gets to the mysterious Graycliff Castle. In this mysterious place, events take place that change the life of our heroine forever. Meetings with unusual characters, solving mysteries and finding one's true self - all this awaits the reader on the pages of this fascinating book. "Cathalina in Graycliff" is not only an exciting adventure, but also a story about inner development, true friendship and self-belief.