Plot: Who will be the 2015 champion of "Per un pugno di libri"? Who will win the final challenge between class 5A of the Amedeo di Savoia classical high school in Tivoli (Rome) and class 5C/R of the Giacomo Leopardi classical high school in Macerata? Those of Tivoli and Macerata are the two classes that ranked best in the preliminary competitions that this year saw students from all over Italy take part. The comparison between the finalist classes takes place on a book that has become topical again to coincide with the centenary of the First World War