Currently it uses a randomly generated world, with a story mode to follow later.
. Survivalist: Invisible Strain is an open-ended game about building a community after the collapse of civilization. You'll need to keep them warm, keep them fed, and build a settlement to keep them safe from zombies, looters, and whatever else is out there. Survivalist: Invisible Strain Steam CD Key You can recruit survivors by making them like you, or respect you, or fear you.