Résumé : The Little Mouse travels the world to exchange milk teeth lost by children. During her travels, she has many adventures. But she always manages to get through them, thanks to her cunning ways, courage and good sense of humor. Aliénor, The Little Mouse, was getting old. It was becoming harder and harder to escape from cats. The Tooth Fairy will help her find a replacement. But before being chosen for this very important mission, the new Little Mouse will have to prove herself.