I'm an Undercover Agent in Global Online Games

["May reorganize later, new readers please be cautious, old friends can wait a long time before reading—might take a while (kowtow.gif)"] That night, all of humanity was bound to an online gaming system and had to abide by three rules. "Game Rule One: Slaying corresponding monsters will yield corresponding experience." "Game Rule Two: The global leaderboard refreshes at 10 o'clock, with rewards and punishments based on rankings." "Game Rule Three: Never, ever question the system." Among the seven billion humans worldwide, only Jing Xian was bound to the Horror System. Her task wasn't to level up and fight monsters, but to traverse various dungeons in search of five keys. Eerie ghost i...