When an unknown disease wipes out most of the world's population, a man with unique blood is isolated for study. Fearing for his wife's safety, he breaks his quarantine - into a world overrun by monstrous Infected and a shadowy agency hunting them down.
In the age of social media, teenagers tell the story that they want people to see, with each video more daring than the next. But in this small town, a series of staged "murder" videos are turning very real.