A man is convinced that strangers will soon invade Paris and lay siege to his home. He decides to take them by surprise and invade the suburbs. A young washerwoman is jogging along the canal. Will their paths cross each other? 　　[FR] Un homme est persuadé que des inconnus envahiront bientôt Paris et assiègeront son lieu. Il décide de les prendre de court et d’envahir la banlieue....