Summertime. While a pandemic spreads overall, Paul, his wife Hélène and his little sister Lisa, isolate themselves in their countryside house. There, they meet old friends : Bruno and his sister Mélanie… Some of them love each other but say it wrongly ; some of them don’t even dare to say it ; some of them hate each other… What will strike them first? Disease or despair?

In a film consisting entirely of fictitious found-footage, we discover how a young activist, Ulysse, provokes a nationwide cataclysm by stealing a micro-organism developed by a state laboratory: the "mycelium". This microorganism has the ability to degrade all metals and their components, and its spread would risk taking the whole of civilization back to the Stone Age.

France has been confined again for several months. Anna is pregnant. To allow her companion Victor to join her before she gives birth, they have to get married. A dematerialized procedure has just been set up. But the law changes every day.