Madame Martine{u2019}s friend Louis works at the Louvre Museum. When he suggests Madame Martine and her dog, Max, come visit him and see the works of art, Madame declines his invitation{u2014}she knows dogs are not allowed at the museum. But Max has a different plan! He sneaks into the Louvre and sends Madame and Louis on a chase around some of the world{u2019}s most beautiful works of art.