I guess what you want to ask is which episode of Black Rose vs. Samurai? Episode sixteen.
Li Zihan was suddenly intercepted by two Japanese samurai on the way out of the dance hall, and a fierce fight was inevitable. Li Zihan started a life-and-death fight with the two Japanese samurai. A man in a black leather trench coat came to the rescue. Two Japanese samurai were killed, and Li Zihan managed to escape.
"Black Rose" is an anti-war drama directed by Yu Liqing and starring Chen Zihan, Yu Zhen, Yang Meng, etc. The drama premiered on Zhejiang Qianjiang Metropolis Channel on September 30, 2009, and in June 2010 It will be broadcast on Chongqing Satellite TV, Guizhou Satellite TV, Anhui Satellite TV and Yunnan Satellite TV on the 18th