The Secret of the Guardians

Agatha has loved the British Museum since childhood. She often came here with her parents. But she could never have imagined that one day a terrible crime would occur there! The criminals attacked one of the museum's employees, grabbing a thing that is far from the most valuable of the collection. The police are bewildered: what motivated the criminals and why didn't they steal more valuable exhibits? Agatha is convinced that the time has come for a new investigation! Where will her detective work lead her this time?