o the chief referee of this year's Body Cultivation Grand Competition, Du Hongtian!"Master Du, it's an honor to meet you! I come from the Harmony Sect and...""Master Du, long time no see, I am...""Mas...y that even if it left behind a scent, it would be easily dissipated.It is still difficult to track."Theoretically speaking, it's still traceable." Huo Yu's voice came at that moment. "For example, if...