It's time for a marvellous mini adventure with secret agents Miss Sophie Taylor and Miss Lillian Rose!

Sophie and Lil are on their very first case for the Secret Service Bureau in this thrilling e-book novella. They travel to the seaside town of Rye where – despite its sleepy appearance – they have evidence that a band of German spies are plotting dastardly deeds. Can our two brave detectives navigate smugglers tunnels, make it through treacherous sea mists and decode a secret message to solve the mystery?