The future of Marguerite, a brilliant student in Mathematics at the prestigious Ecole Normale Supérieure, seems all planned out. The only woman from her year, Marguerite is finishing a thesis she has to present to an audience of researchers. On the big day, a mistake shakes all her certainties and all her foundations collapse.

Max is preparing an architecture and landscape competition for the city of Marseille. He is confident, his project is daring but pioneering. The oral is going well. The garden on this square is finally emerging and with it radical changes for the inhabitants as well as for Max whose career is stalling dangerously.