A second mystery for thirteen-year-old Agatha Oddly - a bold, determined heroine, and the star of this stylish new detective series. n n n Agatha Oddlows set to become the youngest member of the Gatekeepers Guild, but before that, shes got a mystery to solve! n n n Theres been a murder at the British Museum and, although the police are investigating, Agatha suspects that theyre missing a wider plot going on below London - a plot involving a disused Tube station, a huge fireworks display, and five thousand tonnes of gold bullion... n