You wake up to find that the entire world has transmigrated to a realm of darkness. This is the graveyard of the heavens, the world's junkyard, the end of the universe.
The endless darkness holds not only danger but also opportunity. Every time you leave your safe house to explore, you come within a hair's breadth of death.
You and countless other survivors huddle and shiver in a dilapidated shack. Luckily, everyone has a System, though why is mine so intelligent?
[Risk of death: 99%]
It's not quite 100%, but you should still watch out for danger!
[Ancient ruins 100 meters ahead]
Charge in, search everything, then get the hell out!
[Trap probability ahead: 80%; treasure chest probability: 20%]