Nation Z: Fracking zombies

SYNOPSIS

While heading to California, one car of the survivors runs out of gas and they need to stop on the side of the road. Two bikers pass by them and one of them named Travis returns and tells that there is fuel in a refinery nearby in New Jersey. When they arrive at the spot they realize that the place is crowded of zombies. Will they succeed in getting the fuel? Meanwhile Citizen Z loses contact with Mount Wilson's CDC Station that is under attack of the zombies. He destroys the electrical system to help the humans and destroys the database. He also sees a dog sled coming to the outpost and he finds that one dog is still alive. However the other has reanimated and attacks him. Will the lonely Citizen X succeed in getting company for him?