Overwhelmed when a figure from her past reemerges, Joan Verra retreats to the countryside with her son Nathan. There she experiences fragmented recollections of her past romantic encounters.

Jacques, 50-something bachelor painter and great seducer, is about to receive the charming Claire for dinner. Broke but clever, Jacques concocted a sumptuous meal. Everything looks great when, suddenly, a door slams and turns the evening into a fiasco. Jacques will have to change his plans, play the unexpected. However, that evening, it is the unexpected that will play with him.

Following a huge misunderstanding, two friends always decide to tackle everything to make up for lost time.

Florence and Vincent Leroy are a model couple. They have great jobs, a perfect marriage and delightful children. And now they want their divorce to be an equal success. But when they are both simultaneously promoted to their dream jobs, their relationship becomes a nightmare. From that moment on, the gloves are off, the two exes declare war and will do everything in their power to NOT have custody of their children.

In 1945, twelve million homeless children wandered through the rubble of a Europe that had just emerged from the deadliest conflict it had ever known. An unprecedented number of children were separated from their parents or orphaned. Under the guise of the best interests of these children and of the nation, France, the United States, Great Britain and the countries of Central Europe embarked on a veritable race for children. By demographic opportunism, by fear of seeing them indoctrinated by a new totalitarianism, these countries move and adopt these orphans, erasing their history and their identity.

Margot and Marguerite are 12-year-old girls who seem no different from any other youngsters with the usual family and peer problems. While they appear to have similar faces and body shapes, they wear different clothes and hairstyles, but the biggest difference between them is that one lives in 1942 and the other in 2020. When the girls crawled into a wooden chest they were magically sent into each other’s timeline, and because the girls look so similar their family and friends do not notice the swap.

Pierre is the highly successful CEO of a large family-owned company. Before signing the deal of the century, he has to settle one last formality: obtain the signature of his cousin Adrien who owns 50% of his firm. This sweet, idealistic dreamer, who makes one blunder after another, is so happy to see Pierre again that he wants to spend time with him and delay the moment of signing. So Pierre has no choice but to take his cousin with him on a turbulent business trip during which his patience will be put to the test.

Two years have passed. After missing their separation, the Leroy seem perfectly successful in their divorce. But the appearance of two new lovers in the life of Vincent and Florence will set fire to the powders. The match between the former spouses resumes.