C414 Then How Could He Find a Bird?

Every nine steps Old Geng took, he would have to take three steps to the right, then another nine steps, then another three steps to the left, then another cycle, and another step back.

The stone forest was very long, and they walked for no less than two kilometers. When the sun was about to set, they still hadn't left. The four of them were still walking in circles inside the stone forest