C31 Thirty-six Demons and Twenty-four Ghosts

Lin Pi did not know where he was currently nor did Lin Xiaoxiao. The only thing that could be felt was that he was continuously heading towards the bottom of the hill. The mountain seemed to have been hollowed out and only the eight pillars were incomparably massive. Unlike the craggy rock walls from before, the rock walls here were extremely flat and smooth, not something that a human could mine