Ning Cheng noticed it as soon as the man in green and the old man in black followed. He knew both of these people. The man in green shirt was Xiao Bisheng, the Taoist master of Tiandao Sect. He was more familiar with the old man in black. He was the Taoist master of Tianmeng, Mu Ziming, who gave him a bottle of Shengyuan Bamboo Marrow....