It is Florence, 1691. The Renaissance is long gone, and the city is a dark, repressive place, where everything is forbidden and anything is possible. The Enlightenment may be just around the corner, but knowledge is still the property of the few, and they guard it fiercely. Art, sex and power — these, as always, are the obsessions. Facing serious criminal charges, Gaetano Zummo is forced to fle...