tal, narrowed his eyes slightly and reminded: "Brother, after you enter the Red Air Secret Palace, you must be careful of Guo Haidong and Langxin in the East Courtyard. They are all metaphysical marti...t on the black market. Even things you can't think of can be bought on the black market. "all the way, Hua kept talking to Zhang Ruochen about the black market.Zhang Ruochen didn't seem to hear what h...