Alex and Noémie would like to have a child. But their plans are turned upside down when Alex's mother, Suzanne, has contracted "semantic dementia", a fatal neurodegenerative disease that affects her behavior.
A few days in the conflictual relationship between two brothers, Romain, a scrap merchant, and Kylian, who has a passion for lazing about.
While Yohan and Julie want to buy a new apartment, they are divided on the proportionate share. Julie earns more than her companion, a former MMA champion. To answer a need of equality, Yohan comes back to competition even to put the equilibrium of their family in danger.
