During an illegal deal, the police arrive and there is a gun battle. Chen Shan steals the opium. A group takes over a Japanese truck and steals the medicine. The Japanese ask Chen Shan to help search for clues as to what happened to the medicine. He hides some key piece of medicine. Chen Shan learns that the Japanese have captured someone, but not sure who. The prisoner tells the Japanese about a very important rebel leader. (Source: jindreame at MyDramaList)