In the sleepy town of Alum Bay, Lottie Baxter usually spends the school holidays alone, playing the bagpipes and collecting crisp packets. This year, however, events are about to unfold that will send her on a frantic adventure to save her hometown.Self-centred businessman, Timothy Pinkerton, has just discovered that his childhood science project could make him a gazillionaire. He hatches a plan to recreate his experiment on a grand scale, but unfortunately, this involves a kidnapping, and the swindling of all the innocent residents of Alum Bay.Can Lottie come up with a way to save her town before it's too late? With help from some extraordinary gadgets, her eccentric great grandad, some hypnosis, and a Rock 'n' Roll band, things are about to get interesting...