This is the end: Why millions of gamers love to play in the apocalypse

Everyone you know is dead. Cities have been overrun by strange creatures. And the only things you have on you are a flashlight, a can of beans, and a handgun. Suddenly, a human, a fellow survivor, crosses your path. He says he’s friendly and asks if you can spare some food.

What do you do? Help him? Or shoot him in the head, loot his body, and move on?