They said to beware of what was to come. They were right. They came. They took. They destroyed. In an age after ours, humanity has collapsed, leaving only the residents of a survival bunker left alive. Sent out on a supply mission, they find that the world isn't quite what they were expecting. Life is all but depleted, and the tides of war continue to rage on. Fighting against the frigid temperatures and haunting ruins of the lost world, the reign of the new era only grows ever closer. When the shadows are never what they seem, lurking with danger around every corner, and the surface world has frozen over, where can you go? What do you do? Where do you run?