Brotherhood of Blades II: The Infernal Battlefield

The film starts with the Battle of Sarhu, where the Ming dynasty army has been overrun by the Later Jin forces. A Ming soldier, Shen Lian, saves Lu Wenzhao from Jin soldiers who were rounding up and executing any remaining Min soldiers.

8 years later, Shen Lian(Chang Chen) is a Captain of the guards in Southern Beijing. Lu Wenzhao is his superior officer who endears himself to the higher-ups by using any possible way. On a case related to the death of Master Guo, he is forced by a rival Lieutenant Ling, to pursue and arrest his subordinate Yin Cheng for an alchohol induced rant against the Emperor. However, Yin Cheng commits suicide.To pray for his subordinate's soul to be released from purgatory, Shen Lian buys Bei Zhai paintings from a monk, Master Jinghai, who commends Shen Lian on his frequent purchase of Bei Zhai paintings. On his way, he gets caught in the rain, and is offered shelter under an umbrella by an unknown woman, who, despite him being in the Imperial uniform, is not afraid of him. Read more on Wikipedia.