C45 Ghost Fog Past(2)

A plume of white smoke rose from the pipe in the old man's hand. Chu Zhongyuan carefully discovered that the smoke in the old man's hand was missing a bit of the aroma from the smoke. In other words, the tobacco this old man smoked didn't have that fragrance. Because Chu Zhongyuan and Huang Baixi only entered the ghost fog after smelling that fragrance. Thus