Marcus followed behind the giant quickly this time, not wanting the door to close on him again. He was sure he wouldn't be left behind, but having to wait to have a door opened for him was just embarrassing.

"I hope you have some idea where we're going. Or a map. A map would be great." He'd found some incomplete maps of the more easily accessible areas but nothing that had even a slight indication of 'go here to stop zombie apocalypse in progress'.