Erika is an Italian girl. Julien is an Italian boy that lived in Paris. Erika is a scared teen prostitute, Julien is a young street artist.They meet in Rome, in the heart of the night, under the light of the moon, and in a moment they fall in love. Julien's friends, Ennio and Luca decide to leave for Spain, and for this reason Julien remains alone in Rome, wandering around the city.