Two brothers seek revenge for the brutal murder of their family, but their vastly different methods pit them against each other in a bloody battle.

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.

Li Xiao and his friends, who carried different identity missions, entered the Shadow Forest and came to Xuan Ming City after many crises.

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.