In March 2020, the world began to close its doors, first in China, then in Italy Everywhere, uncertainty was growing. In France on March 15, 2020, the day before what would later be called the first confinement began, the front page of the newspaper Libération was headlined: "Coronavirus: Le jour davant (Coronavirus: The day before). This uneasy title is a reference to Nicholas Meyer's film The Day After. A question emerged from this mirroring game: when would be the day after? And, above all, what would that day be like?