Gao Liang and Gu Yi Ye are good friends and rivals since they joined the army. They fall in love with the same girl, Jiang Nan Zheng. However, Gu Yi Ye eventually gives up his love in the name of friendship and marries A Xiu, the daughter of their old squad leader who died in a war. As time passes, Gao Liang not only stays true to his heart but also shoulders the duties and mission of a soldier. In 2003, Gao Liang and Jiang Nan Cheng got married and formed a happy family. In 2008, Gao Liang, who returns from further studies in Russia, was transferred to be the acting brigade commander of the Blue Army because of an observation report.
He reflected on a series of issues of falsification and formalism and decided to reform the training methods. Through a series of actual combat training, he managed to train a group of soldiers who can fight well. In a military exercise conducted by the headquarters, Gao Liang persisted in the tradition of actual combat and at the same time, lead his group in breaking the prescribed forms of methods and innovating a new combat method. In the end, Gao Liang works together with Gu Yi Ye and Jiang Nan to expose the falsification training methods, and reform the Blue Army to become the strongest military team.
A story that follows undercover cop Gan Tianlei who spent 10 years of his life walking a gray area. After waking up from a serious injury, he restarts his life and tries to solve a case by relying on his lost memories.
Gan Tianlei, Yang Xiaolei and Xiong Guoliang used to be the solid trio of the police academy. However, Gan Tianlei was dismissed after he wounded someone in order to help Yang Xiaolei. After leaving the academy, he moves south to make a living and was recruited by Che Lizi of the Caesar Group.
Gan Tianlei encounters undercover police Uncle Hai and due to his influence, Gan Tianlei begins working as an informant for Tai Yongfeng. He eventually receives a special appointment to become a policeman in order to bring down Caesar Group. Before they could succeed, Gan Tianlei gets caught in an explosion and falls into a coma. Eight years later, Gan Tianlei awakes in the hospital with no memories. The case against Caesar Group has been dismissed due to lack of evidence and Gan Tianlei's memory may be the only key.
A story revolving around an engineer who is motivated by family as he infiltrates a large crime syndicate in the Golden Triangle.
Lu Yun Peng (Yu He Wei) is a college professor with high IQ and high credentials. His older brother, a cop, is killed while working on a case and his nephew also became a target of the drug ring. In order to take revenge, Li Yun Peng sets his own plans in motion. His brother's colleague, Jiang Ya Nan, tries to talk him out of it but he refuses to listen. Yun Peng crosses paths with a drug trafficker named Yin Ta and devises a way to become his savior. The move pays off as Yin Ta is revealed to have connections with a druglord which gains Yun Peng entry into the Golden Triangle. At the same time, Jiang Ya Nan is sent on a mission to bring down the criminals.