On the day when the apocalypse came, Xiao Chen was imprisoned in an underground shelter for five years. When he crawled back to the ground, the city became a game of rules - he couldn't go out at night, he couldn't speak loudly, he couldn't look strangers in the eye, and he would die if he violated it. He looked at the local emperors who used rules to enslave the survivors, and touched the scars on his shoulders. Since there are rules in this world, let me set the rules.