He is known by many names. He is a welcome guest at all social balls and receptions, women admire him, men envy him... He feels at home in any country and on any continent, although his lifestyle seems strange and suspicious to many. In France, he is gladly received in the homes of the most notable aristocrats. In Italy, he becomes a friend of the great Lorenzo Medici and after the death of the ruler of beautiful Florence, he confronts the fanatical Dominican monk Savonarola, who plunges the city into the abyss of obscurantism and fear. Everyone is interested in him, but nothing is known about him. So who is this mysterious man? And is he human?