C90 White and Handsome

"Nan, there's no way back up there. About a hundred meters above us, there's a thousand ton boulder stuck there, sealing off all the openings. Not to mention digging out, even the sound can't get out." Chen Shisan climbed back into the cave and introduced himself. Previously, he had followed the steel wire rope and climbed back and forth, but it had taken him three hours.

"Well