The only light source was a circular opening in the ceiling about ten meters above, roughly the size of a manhole cover.,Ouyang Rong checked the knots one last time, licked his chapped lips, and with a "whoosh," bounced up onto the lotus platform.,Ou Yangrong remembered seeing a survival video on the internet before, where someone who had fallen into a deep pit used a long rope to tie a heavy object to one end and threw it outside the pit until it got entangled on a tree trunk, successfully rescuing himself.。