A new virus swept the world as top scientists are at a loss. With the spread of the new virus, people all over the world are becoming numb to the virus. No one believes that the mutation of the virus and the Tibet crisis are coming. Jun Zhe and his girlfriend Kai Ting discuss when the epidemic will end, but life remains as usual. One morning, after Junzhe drove Kai Ting to work and the two separated, they both witnessed attacks by unidentified mobs. The breakfast shop owner is thrown down and bitten by his grandmother, the neighbor next door ran into the street with a weapon, and riots were frequent in various places. Panic and screams spread throughout the city. Infected humans are everywhere, and bloody pictures of people being tortured and killed are all over the street. Who can survive the horror of murder? How can Junzhe find a way to survive and save his beloved girlfriend who has gone missing?