The Château de Fontainebleau has the distinction of having hosted more than 32 sovereigns within its walls. No other French castle has had so many illustrious residents. Long dormant, the palace is now experiencing a renaissance that is illustrated by an exceptional growth in visitors. By following the day-to-day life of the people who work behind the scenes at the Château de Fontainebleau, this documentary lifts the veil on the secrets of a success story around one of France’s most storied heritage sites.