After many years of confrontation, the treasures of Spain and France are empty. In 1721, the regent of France draws up an ambitious plan to inaugurate an era of peace and prosperity that will heal the economies of both nations: his intention is to build a solid network of marriage alliances that will involve four children of very different ages who know nothing of betrayals and power games…
SCOPE Pictures, High Sea Production, France 3 Cinéma, Motion Partners, Featuristic Films, Ad Vitam Production, Canal+, Ciné+, France Télévisions, La Wallonie, Motion Partners BE, Playtime