Kiel seeks temporary refuge from his hard life on the road as a fugitive, and believes that he's found it on the Bakke farmstead. He fails to see, however, that if it were simply a safe haven he sought, he would do much better giving himself up to the police. The farm harbors tiny enigmatic creatures that are masters at cooperating towards their collective goal. As their capabilities grow, their tolerance diminishes for people who get in their way. Against an expanding threat of aggression, Kiel bands with the Bakke family to fight back. The fight, however, soon becomes a struggle to survive the deadly, resilient forms evolving before their eyes.