Just as he was lost in thought, a series of rapid knocks sounded from outside. "Thump thump thump...",Tang San looked at Xu Sheng who was fawning over him beside him. He was first taken aback, then took the water pitcher and drank a mouthful before passing it back...,He always felt that Xu Sheng was a little strange today. Usually, he wouldn't even offer him water, let alone ask him to help chop firewood...。