"But... but..." Lu Mingfei's brow gradually furrowed. Finally, he looked at Nono and asked, "Does this discovery mean we really ran into a ghost? Or that we've all fallen into an illusion created by Odin?"
If it truly was an illusion created by Odin, then everything made sense. It was possible that the strange room didn't exist at all, and that everything was just a "dream" Odin made them have. The books and newspapers they saw, the big fire, and the god-like shadow Chu Zihang saw in the mirror... That was why they couldn't find anything now, and why even the guys they saw last night were all just "dummies" manufactured by Odin.
It was also possible that they were still trapped in Odin's illusion, and that their experiences yesterday were actually real, only now they had lost the ability to distinguish between illusion and reality. This city might even be one of Odin's domains, which was why Nono's mind had also been affected the moment she entered.
Chapter 954