《Eight dragons》Ep6:episode 6
Duan Yu was captured by Yue LaoSan to wanjao valley, but came across Yun ZhongHe was trying to catch Zhong Ling. Duan Yu sucks his internal force away as he pulls with the crowd. Duan Yu is in danger because of his vital qi. Zheng Ming took Duan Yu to tianlong temple for medical treatment, when the tubo master, Jiu MoZhi, came to ask for the six veins. After zheng Ming shaodu and the monks practiced six pulse excalibur, Duan Yu followed the practice. He taught Duan Yu the six pulse excalibur and destroyed it. Jiu MoZhi captured zhengming, while Duan Yu used a six-pulse sword to save the life. Jiu MoZhi forced Duan Yu to write sword notation, but was rejected.