Although Tai Wu was considered a high-ranking figure in the Yin Shan Black Market's branch stationed within the Nine Sects Alliance region, his actual status within the upper echelons of the Yin Shan Black Market was that of an assassin.
As an assassin of the Yin Shan Black Market, he had sworn a Thunder Penalty Oath, strictly forbidding him from exposing his identity to outsiders.
Otherwise, he would be blasted to death by the thunder penalty!
Chapter 1554