Synopsis：During the Republican era, long-separated brothers Shen Zhao, a warlord, and Lin Yan, an assassin known as “Blood Lotus” who is being used by the Green Gang, clash repeatedly while investigating the truth behind the massacre of the Shen family. After Lin Yan learns the real truth, he betrays the Green Gang. In the end, the two brothers join forces to crush the gang’s conspiracy and stand side by side against dark and criminal forces in a turbulent age.