"Flying by Night" by Arthur Decker Savage is an exciting fantasy novel that tells the story of a young girl, Mosk, who, together with her super-flying cat, sets out on a dangerous adventure through a mysterious world. Unbelievable obstacles, secrets and discoveries await them, which will help them discover the true nature of magic and friendship. Fast-paced action, lively characters, and a magical atmosphere will make this book an exciting read for fans of fantasy and adventure. "Flying through the night" is a book that will transport you to a world where the impossible becomes a reality, and friendship is a force that helps overcome any obstacles.