After listening to Nicholas's narrative, Xiao Yang was silent for a moment, and then said, "Is there any other characteristic of the dark mountain you're talking about? Where exactly is it?

Nicholas thought and shook his head.'I really can't remember the exact location. I can only remember that when I entered the mysterious world, I turned around and bumped like a headless fly inside. Later, I went into the dark hills..."

paused, Nicholas seemed to remember something suddenly, and then said, "Yes, I remember, that mountain, in addition to the dark, the top of the mountain, there are steel trees, very strange. After I accidentally entered the mountains, I fell...