In a barren corner of Siberia, scientists dig up a perfectly preserved 15,000-year-old Woolly Mammoth. The discovery gives scientists a window into the distant past but it also unleashes a deadly virus. The virus spreads around the globe claiming millions of lives. Society breaks down and many believe the world is coming to an end. Researchers have to figure out how a 15,000-year-old mammoth could be the source of this plague and come up with a vaccine to stop the virus before it’s too late.