Amid the steam of the industrial revolution, mysteries surge beneath the surface. Cults and secret societies seek the extraordinary in the shadows, while hidden gods gaze upon humanity from the heavens.

Forbidden knowledge, sacrificial rituals, and forgotten histories—mystery is everywhere.

Dorothy, unexpectedly transported to this increasingly bizarre world, discovers that to survive and move forward, she must adhere to one principle:

Knowledge is power.

And forbidden knowledge?

That’s an even greater power!

The mysterious existence "Fire Thief" carrying the rules of the end of the world suddenly descended on Tianshui Star.

Only humans who pass the test of all forty-nine apocalyptic rules can reach the root of all secrets.

[Rule 1 of the End of the World: Sleep Deprivation]

[Rule content: From the time the rules are published, you cannot enter any form of sleep within 72 hours]

[Failure penalty: Once you fall asleep within the specified time, you will never wake up again]

Social unrest and the world collapse.

As the world is shrouded in the terrifying shadow of the apocalyptic rules...

The time traveler Guan Tong discovered that he could actually see the "hidden rules" behind the rules.