In the near future, when technological progress will allow mankind to "safely" travel in time, in order to prevent large-scale catastrophes or to reduce the number of victims. So, the protagonist of the picture, Ryan Chan, is in the ranks of temporary police officers. Going into the past, they must detain criminals, prevent the crime from happening before the onset of it. Once the criminal Brunson is developing an insidious plan. For this Branson goes to the past. Chiang should follow him and track down the villain. In 2025, the Timekeeping Commission (VSWR) tracks time travel and monitors the security of the past. That it does not occur to anyone to try to change the course of history. Brandon Miller, has a different view of things and decides to go to Berlin in 1940 to destroy Adolf Hitler. Agent KSV Ryan Chang sent to Germany, to prevent Miller from doing what he had planned. As a result of a tragic confluence of circumstances, Brandon's wife, Sasha, dies. Miller himself was arrested for trying to change the historical course of events. Miller manages to leave the prison walls, and he begins to destroy his former colleagues. The struggle is heating up. Both agents are in 1988. Chang sees his dancing parents with spiritual trembling. He is moved 11 years ahead and sees how his father dies saving his child from Miller. Now Chang can not stop, he must take revenge.