C1007 Myriad Mountains
Under The Black-robed Old Man's senses, he saw a mass of black fog inside Qing Feng's body that he couldn't see clearly. He didn't know what it was, but as long as he touched it, he would have a feeling that he was going to be swallowed, which made him feel very strange.
Apart from the mist, the elder didn't find anything else special about Qing Feng. He didn't have the aura of a cultivator