When Claris's friends ask her to create some chic new fashion looks for them, she's only too happy to help. But her apartment is tiny and her friends are too big! Her best friend Monsieur has an idea: there's a secret room at the top of the Eiffel Tower that would give her plenty of space. They just need some help getting her belongings all the way to the top ... Compassion is always in fashion in this beloved series about Claris the mouse and her adventures in Paris and beyond!