Paris has always had the aura of a brilliant city of lights, floating Paris, blue Paris, pink Paris, sunny Paris, Paris of the Sun King, of courtiers and courtesans, liberal Paris of all liberties, ironic Paris, rational Paris, sensual Paris, Paris with sunny smiles for the ever growing cohort of visitors who come to admire it. But those who live here know that there exists another Paris, a Paris of subtle nuances, of shadows and black light, the dark moon side of Paris….