The apocalypse isn't over.
Brad, Jake, and Sam have survived the first stages of the Alien takeover, thanks to their AI system and a lot of luck, but now they must get stronger, make allies and defend their turf.
Alien elves, dwarves and orcs are fighting for control of earth's resources and if the human survivors are going to thrive in this new world they'll have to advance and level up as fast as they can.