It's been 600 days since the zombie outbreak started. Now almost everyone in the world has tasted what humans taste like and liked it. (Zombie or no zombie.)
People have learned how to survive with limited resources and no internet, which seemed impossible at some point. Electricity is finally starting to run out and is gone for most cities. Food is soon meeting it's end and a lot of fat activists tried to make cannibalism a thing.
And our story starts with a broke college student who is desperate for a battery for his new console. And energy drinks. John needs his energy drinks.