About the book: 2021 / Determining the authenticity of a portrait is a routine job for an experienced team of art historians. But why is the painting that came from Florence dreamed of by everyone who saw it? Why does a specialist from the Florence Museum turn pale at the mere mention of this painting? Why have museum employees been disappearing for seventy years? Who walks at night along the paths of the park around the ancient villa? To find answers to questions, Father Bartholomew, as well as Sebastien, Eloise and some others will have to go to Florence and go to the museum there.