Madame Toussaint leads the drab life of the concierge in a fashionable building in the glittering Paris of La Belle poque in 1895. On a drizzly January morning, the housemaid of the apartment directly over her head runs down to the loge in terror. Monsieur d'Ermenville, the building's owner, has been brutally murdered, and Madame Toussaint and Jeanne-Marie the housemaid are soon in a Les Mis rables prison as suspects. Imprisonment...