In 2067, the world is recovering from a devastating pandemic that killed millions of people and nearly wiped out civilization. The remaining survivors are struggling to rebuild their lives in a world that has been forever changed. Dr. Emma Lee, a virologist, is one of the few people who have immunity to the virus that caused the pandemic. She is recruited by the World Health Organization (WHO) to lead a team to investigate a new outbreak of a deadly virus in a remote research facility in Durango, a small town in the Western United States. As Emma and her team travel to Durango, they realize that the virus is unlike anything they've seen before. It spreads rapidly and kills within days, and it seems to be evolving at an alarming rate. The team struggles to contain the virus and find a cure, while also dealing with the threat of sabotage from a mysterious group that seems to be working against them. As the outbreak spreads beyond the research facility, the team realizes that they are facing a new pandemic that could be even more deadly than the previous one. With the fate of humanity hanging in the balance, Emma must race against time to stop the virus from spreading and find a cure before it's too late. When they uncover more about the virus, they realize that it was deliberately created and released by a group of extremists, called the Bright Dawn Movement, who believe that humanity is a threat to the planet. The extremists are determined to use the virus to wipe out most of humanity and start anew, and Emma and her team must stop them before it's too late.