Hidden in the center of the future city is a mysterious space called the "Return to Zero Room", which is both the end and the starting point. Everyone who enters needs to face unknown rules and trials. Lu Yuzhou was selected into a conspiracy across time and space since he was a child. When he woke up, he was deep in the Zero Room, surrounded by similarly confused participants. They were told that only by solving the riddles of space could they escape from the cycle and regain their true identity.
Purpose: Rules first