Genevieve and Andrew are British children happily living with their scientist parents in rural Switzerland. Suddenly, one night they find themselves being bundled out of bed by Nanny Claudia as a gang of men surround the house. They break through the circle but Claudia is captured. What should they do now, and who are these men? What is going on? Join Genie and Andrew on an epic trek across the length and breadth of Switzerland as by water, air and...