S1·E22 Episode 22

Yunmeng Jiang Sect, Lanling Jin Sect, Gusu Lan Sect and Qinghe Nie Sect advance to Qishan Wen Sect with a plan. When Qinghe Nie Sect's leader Nie Mingjue gets there, he meets with an old friend. Meanwhile, the battle with Qishan Wen Sect and the rest of four sects continue. In order to win, Wei Wuxian uses his ability and takes control of Wen Ruohan's zombie things.