Kwan Chung-him
Cheung Sung-bong is a highly respected cop with a long history of success in dangerous cases. However, his past soon comes back to haunt him when a former protégé resurfaces, seeking revenge.
Li Xiao
Li Xiao and his friends, who carried different identity missions, entered the Shadow Forest and came to Xuan Ming City after many crises.
Bruce Guan
A soldier-turned-high school teacher uses unusual methods to reach to a class of poor students, while dealing with a greedy entrepreneur and his gang of fighters as well as the government.
