Sitting with 2007's Gridlock (DW s03e03) as #PublicHealth allegory.
People of the motorway survived because isolated, with dedicated aircon systems cleaning the air; thus were never exposed to the airborne virus that killed everyone else in the city.
HANE: A new chemical. A new mood. They called it Bliss. Everyone tried it. They couldn't stop. A virus mutated inside the compound and became airborne. Everything perished. Even the virus, in the end.
Bliss. They couldn't stop. #CovidIsNotOver