2016 film by Guillaume Nicloux

Joseph learns that his son and his companion have just perished in an accident. They were expecting a child via a surrogate mother in Belgium. What will become of their future baby? Is Joseph the legitimate grandfather? Carried by the promise of this birth which will prolong the existence of his son, the sexagenarian goes to meet the young Flemish woman with a fierce and indomitable character.

In the heart of a city, the inhabitants of a tower wake up one morning to find that their building is shrouded in an opaque fog, obstructing doors and windows - a strange dark matter that devours anything that tries to pass through it. Trapped, the residents try to organize themselves, but to ensure their survival they gradually succumb to their most primitive instincts, until they sink into horror...

2019 French miniseries