In such a nearly airtight space, it was perfectly normal for cell phones to have no signal, but for some reason, a faint sense of unease lingered in Chu Zihang's heart.
"Kerosene lamps?" Lu Mingfei suddenly spoke up from ahead. "What the hell? Such a primitive way of lighting?"
From somewhere, Lu Mingfei had picked up several kerosene lamps. They weren't modern styles of oil lamps, but looked more like ancient artifacts, along with a few boxes of old-fashioned matches.
Chapter 947