The Secret of the Sleeping Era

Time travel? No, it's in captivity! Human beings around the world are locked up in single rooms and rely on games to survive. My name is Wang Xu, a game archaeologist. I discovered a shocking BUG today - real-world text appears in the game! Officials said this was "paradise", but I saw graves. When my shadow showed a three-second delay in reality, I knew that I was being targeted by "it".