Quizz - The stolen treasure of Villeneuve lez Avignon

To embellish his palace and transform it into a monastery, the pope called in four craftsmen: a blacksmith, a stonemason, a carpenter and a mason.
He entrusted them with a chest, filled with gold coins, which was to be used to pay for the work.
the Chartreuse's treasure.
Now that the chest has disappeared, the thief must be one of the four,
but which one?
Your mission, along with Victor & Nina and your assistant inspectors, is to find out. Stay on the lookout so you don't miss any...