After 20 years of marriage, Maria decides to leave her husband. She moves into room 212 at the hotel across the street, with a bird’s-eye view of her apartment, her husband and the life she shared with him. While she wonders if she made the right decision, many of the people in her life offer their opinions on the matter. They intend to let her know, whether she likes it or not, on what proves to be a life-changing evening.

Alain, a successful Parisian publisher struggling to adapt to the digital revolution, has major doubts about the new manuscript of Léonard, one of his long-time authors — another work of auto-fiction recycling his love affair with a minor celebrity. Selena, Alain’s wife, a famous stage actress, is of the opposite opinion.

When a director sets out to make a film about popular French singer Barbara, both he and the actress who is to play her are overwhelmed by the project.