The Secret Seven are siblings Peter and Janet, and Jack, Barbara, Pam, Colin and George. Together they are The Secret Seven – ready to solve any mystery, any time – in Enid Blyton’s classic series of 15 mystery novels. In book thirteen, dogs are disappearing from the village, but the Seven are so busy arguing and falling out with each other that they don’t even notice. Then poor Scamper becomes the latest victim and it’s all systems go for the Secret Seven