The Ultimate Undercover

When his identity as an undercover agent is exposed, he discovers that he is merely a pawn in a struggle between two sides. This is the story of an unknown man, an ordinary person caught between the Central Bureau of Investigation, the Military Statistics Bureau, and the Japanese army, protecting the last line that Shanghai must not cross. With the country in ruins and his loved ones in mortal danger, he must fulfill his ultimate mission before everyone abandons him.