Something Strange Happened, I Became a Copy Manager

[All villains + weird + apocalypse + not invincible + rules + funny] A strange apocalypse is coming, and everyone must survive carefully within the rules. Huangcheng Apartment - the highest level 5-star dungeon quietly descended on Dongjiang City, swallowing up every player who entered the dungeon by mistake. Lin Tian, ​​as someone who has lived in Huangcheng Apartment since he was a child, is familiar with every brick in the apartment. A strange dungeon suddenly arrived. Lin Tian accidentally broke into Huangcheng Apartment and became the first person to clear the dungeon. Announcement: "Congratulations to player Lin Tian for clearing the 5-star dungeon Huangcheng Apartment, rated S!" Announcement: "Congratulations to the player for achieving the hidden achievement and becoming the new dungeon administrator!" When he learned that the strange world was about to come, Lin Tian decided to stay in the apartment and continue to develop...