Find a secret package left on the North Pole and take it to the right place. There's a mini map and the hint arrow to guide you. Watch out for police cars which will bump into you to prevent accomplishing your mission.
Survive the night fighting off zombies from your barricade. Survive longer than a day by making use of the daylight hours effectively by repairing your barricade, searching for weapons and looking for other survivors to help repair and defend.
