In a preview case, police elite Mo Guanshan and He Tianhecheng discovered that there was an undercover agent. During the subsequent pursuit, something unexpected happened. Who is the undercover agent? I watched the movie Walker 2 before, and I thought there were a lot of hard-to-accept parts, and the story is very suitable for the people in 19 Days. The story is mainly from the movie, but there must be some differences. Let's guess who is the undercover.
Purpose: Work together to defeat the bad guys