There's nothing to keep Yvan in Paris any longer. His wife has left him to live in Thailand. His teenage daughters have chosen to live with his sister Ariane, who is as anxious as she is admirable. Yvan is ready to leave... when beautiful Emmanuelle enters his life. She makes babies as easily as she falls in love, and she's accompanied by Léo, the little boy who Yvan's wife had with another man. Yvan is going to have to change his plans.

Lea starts a job as a cashier in a big supermarket chain. During the adaptation and learning process, and under a layer of apparent normalcy, she is gradually confronted with the insensitivity to which her coworkers, all women, are subject in the name of efficiency and productivity.