Although Yang Xiao can't be sure, at the moment, this reason seems to be the most likely, and it might also be his only chance.
He continues to try to gather information about Old Guai from the elderly at the scrapyard, but even when he offers extra money, the old man has nothing more to say.
This somewhat puts Yang Xiao's mind at ease; after all, Old Guai is just a scavenger and an out-of-towner unfamiliar with the place, so it's natural for the old man not to take much notice of him.
Conversely, if the scrapyard elder were to speak about Old Guai's life with great detail, it would arouse Yang Xiao's suspicion instead.
After everything he'd been through, Yang Xiao trusts no one now, only his own judgment.
In the Nightmare World, those players who naively believed others died a long time ago, leaving behind only the nourishment for this terrifying place.
