When did Sister Wen discover Xiao Wei's identity?

12 episode. According to the query of Youku Video app, the episode of "News Queen" 12 was caught in a mutiny, and Sister Wen discovered her identity and held her hostage in minutes. Based on the live news, the play tells the story of the vacancy of the prime-time female anchor in the news and television department, which triggered the infighting between two senior anchors, Wen Huixin and Liang.