Humankind is naturally restless. It loves unostentatious beauty. It seeks knowledge tenaciously. And one of its preferred ways to satisfy these desires is to travel: seeing strange places and the pleasure of the novel.

The unforeseen incidents that befall a little boy trying to create an album of farts, trumps and rippers. As nobody in his family wants to explain what a 'fart' is, he decides to find out for himself and classify them.

When Marta dies in Toulouse in 2004 and her will is read, her granddaughter Marthe hears with astonishment that Marta had a son during the Spanish Civil War who was given up for adoption and that she has to track him down.