!"Guo Wei, you actually cultivated the Heavenly Demon Seal"Zha Wuji stared at the mark on Guo Wei's chest, his whole body shocked.Chen Ping didn't know what the Heaven Demon Seal was, but he could be...he Medicine Pool."Nie Heng wanted Chen Ping to bear with it, knowing that Chen Ping came to Yuding Sect for the medicinal pool."Don't worry, I know what I'm doing. Even if that Kuang Biao breaks throu...