After the Great Disaster, Everyone in the World Lives in One Building

[No System + Apocalypse + Wasteland + Cyberpunk, Not a Do-Gooder, No Female Lead]

“If you’re reading this file, you’re either one of the lofty elite or expendable material about to be fed into the meat grinder of the undercity as biofuel. In this superstructure housing three hundred million people,

remember the one and only rule: never look up. There are no gods up there, only savages who see you as food.”

Built after the catastrophe known as the “Great Reckoning,” this is a colossal refuge, or, more accurately, a vertically folded hell.