As the economic and political situation in France becomes increasingly tense, the four international sons-in-law of my parents-in-law (Algerian, Israeli, Chinese, and Ivorian) plan to move back to their hometowns with their families to start a new life. In order to avoid the pain of missing their loved ones, this witty and humorous old couple will implement a series of impossible plans to try their best to keep their sons-in-law, daughters, and grandchildren in France. At the same time, they also have to prepare for the wedding of the daughter of their Ivorian in-laws. A series of ridiculous things are about to happen...