Jacques a dit

Antoine Méliot is around 40 years old and has everything he needs to be happy: a beautiful wife, two adorable children, friends he can count on, a pretty house in the Yvelines and money. But one day he decides to ruin everything in one weekend.

A writer of pulpy book series in which he's the hero and his beautiful English roommate is the love interest attempts to finish his new book in time at the publisher's demand.

Jeanne writes during WW II for a French clandestine journal. She is engaged to resistant leader Victor Devère but has a love affair with the young resistant Marc Hétier. But is Marc really trustworthy?

While her apartment is being renovated, Jacqueline is thrilled to be forced into spending "a few days" with her eldest daughter Carole and her son-in-law, who are both in couples therapy. These "few days" turn into "a few months". Jacqueline quickly feels at home. She prepares dinners, monopolizes the television, reorganizes the kitchen... She is here, and no one knows for how long!

The Cordier fight in family against the crime: the father is police captain, the son, investigating judge and the girl, a journalist.

An unlikely friendship develops between a hitman and a suicidal guy who have both checked into the same hotel for different reasons.