During the Republic of China, long-lost brothers Shen Zhao (a warlord) and Lin Yan (a killer used by the Qing Gang) clashed many times in tracing the truth behind the Shen family's massacre. Later, Lin Yan learned the truth and betrayed the Qing Gang. In the end, the two brothers joined forces to smash the Qing Gang's conspiracy, and the two fought side by side against the evil forces in troubled times.