Signs of the Infected

Without saying goodbye you put on the gas mask that you found in your father's weapons box, better safe than sorry. You then go to the door and open it without hesitation. You take the steps to the outside world. And once you are outside you realize that there is no turning back.
The bunker your family built is on the edge of the town of Bemidji. You can see the town from where you stand. There is also a house nearby.

Do you...