Stuck in the corridors of time, Godefroy de Montmirail and his faithful servant Jacquouille are projected to a time of profound political and social upheavals: the French Revolution... specifically, The Terror, time of great dangers, during which the descendants of Godefroy and Jacquouille had their castle and all their property confiscated by arrogant aristocrats, fleeing and lifes hanging by a thread.

Claude and Marie Verneuil will soon be celebrating their 40th wedding anniversary. For the occasion, their four daughters — Isabelle, Odile, Ségolène and Laure — decide to organize a big surprise party in their family home in Chinon. They also decide to invite, each, the parents of their respective husbands — Rachid Benassem, David Benichou, Chao Ling and Charles Koffi.

A catholic French couple sees their life upside down when their four daughters get married to men of different religion and origins.