Ariane and Hugo decide to exchange the lives they lead to escape from their routine, which after ten years of marriage, gives them the feeling of being hamsters in a wheel. She suddenly finds herself at the head of a construction equipment rental company and he tries to take the role of a house calling jewelry salesman...But is life really better when you live it on the other side of the bed?
At 92 years old, Madeleine decides to set the date and conditions of her death. By telling her daughter Diane and her son Pierre, she hopes to prepare them as gently as possible but it comes as a shock, and their minds are set ablaze. Until the end, Madeleine will keep her dignity, wits, and passion for life as a course of conduct, so she can give them all, and in particular Diane, a touching “final lesson”.
Julie, 36 years old, unemployed and single, wants to take control of her life: lying and cheating in order to finally meet the perfect man, Max. Who doesn't even know that she exists.
