Dark Night and Dawn Episode 13

The anti-spy team discovers the message in the mural. The spies start planning how to escape detection. Cen Xiao Man accidentally tips off the spies that the anti-spy team is on to them. The anti-spy team takes the spies in for questioning, but they put the blame on someone else. Lin Shao Bai thinks of some tricks to get the spy to reveal himself, but the spy realizes they are tricks. The spies try to kill each other, but Xu Wei has to pick a side. (Source: jindreame at kisskh)