শক ফর দ্য সিক্রেট সেভেন: এনিড ব্লাইটনের ১৩

In Shock for the Secret Seven, the thirteenth book in Enid Blyton's Secret Seven series, the young detectives—Peter, Janet, Jack, Colin, George, Pam, Barbara, and their dog Scamper—find themselves facing one of their most unexpected challenges. A beloved old man named Tolly, whom they had grown fond of, is suddenly in trouble, and his dog, Binky, goes missing. Determined to help, the Secret Seven dive into the mystery to find out who is behind these strange events. As they uncover clues, the case takes twists and turns, testing their courage and problem-solving abilities like never before.