In the border city of Chonghai in China, Bacheng Security Intelligence Department's former senior agent Li Junjie woke up from a nightmare of separation from his girlfriend Zhou Zixuan. He received a mysterious email from Moses. He learned that he was pursuing the killer Calais for three years. Bacheng. The world's most advanced network security device VX3 will be shipped to Bacheng City of M.

Li Junjie chased Calais all the way, fought with his life, and finally captured him. Li Junjie recalled that in a protection mission, Master Chen Gang became Calais's target in order to protect himself. He exchanged his life for his life, and seizing Calais became his obsession. Zhou Zixuan and Shi Yunhao asked Li Junjie the reason for leaving. Li Junjie expressed their longing for Zhou Zixuan.

The intelligence broker Meng Liang attacked the power grid of the police station and opened the prison door to let Calais go. The Moses technician Maya and the hacker made a small deal. At the critical moment, Li Junjie and Shi Yunhao stopped in time, and Calais failed to escape.

To ensure safety, the VX3 was secretly transported to the Moshi security warehouse, and Mou Chuan revealed the current location of the VX3 to the mysterious person. The team of three carefully checked Meng Liang's information in order to solve the clues left by Meng Liang.

When the protection work failed, Shi Yunhao was held accountable, Li Junjie was scolded by Mou Chuan for leaving his job without authorization, and the mysterious chip was taken away by Mou Chuan. When Shi Yunhao and Ma Qiming met, the two were actually father and son. Ma Qiming reprimanded Shi Yunhao for negligence and was not suitable for intelligence work.

After rigorous deployment, everyone entered the proper position. Director Chen gave us an interview with Ma Qiming. The division commander would be there soon, and Ma Qiming told the division chief that he was going to take VX3 back. At this moment, a bullet hit Ma Qiming, and the director hurried to protect Ma Qiming. After that, everyone hurried to track down the killer.