Joseph and Sonia, a happy couple in their thirties, are invited to the baptism of little Jules, of which he is the godfather. Joseph is singularly noticed by arriving late at church and then letting his cell phone ring untimely. Either way, this ceremony will literally change the meaning of his life. Because at the end of the day, Joseph only thinks of one thing: to have a child. And he is ready to do anything to achieve his goals. He begins by refusing the HRD position that is offered to him before being fired. Meanwhile, Sonia, who, for the moment, refuses any idea of motherhood, is hired as an assistant to a publisher. While she is looking for her marks while already making an excellent impression, she observes with concern, and not without exasperation, the transformations taking place in her lover ...