Michael and Carrie go to get fuel and ammunition. A gas station attendant says there will be war because even if the aliens don't attack first, human governments will panic and attack the aliens. Michael and Carrie have a car accident and Michael administers a mercy killing to a fatally wounded survivor. They rescue an injured girl and try to get her medical supplies but are stopped by a policeman, who lets them pass when the girl identifies him as a "man with a purple mark". The policeman suddenly attacks the girl. Michael and Carrie kill the policeman.
