সিক্রেট সেভেন মিস্ট্রি: 9 এনিড ব্লাইটনের লেখা

In Secret Seven Mystery, the ninth book in Enid Blyton’s Secret Seven series, the young detectives tackle a puzzling case involving the disappearance of Elizabeth Sonning, a girl accused of stealing money from her employer. The Secret Seven—Peter, Janet, Jack, Barbara, Pam, George, and Colin—divide into pairs to search for clues in various locations, such as stables, woods, and barns. They learn about strange events, including missing food and rugs, and gather witness accounts suggesting Elizabeth's presence nearby. Meanwhile, Jack’s mischievous sister, Susie, tries to outwit the group and solve the case first. The team must piece together the clues, uncover the truth, and determine whether Elizabeth is guilty or innocent.