Nestled in the Appalachian Mountains and dissected by three rivers, Pittsburgh, Pennsylvania is an idyllic city. It's quiet, the traffic is nonexistent, and floating down the Allegheny River on a boat is peaceful and serene. It's perfect... as long as you can ignore the mindless monstrosities roaming the streets, vampires ruling the night, and the insane, power-hungry human survivors. Mankind has devolved, mutating into mindless horrors. Only...