The red emergency lights bathed the bunker in a crimson glow, making Caleb look less like a man and more like a myth. "It’s going to get cold," he had said. He wasn't wrong. Within twenty minutes, the bunker felt like an icebox. The concrete walls, buried deep underground, sucked the heat out of the air with terrifying speed. My breath was already forming little white clouds in front of my face. "Status?" Caleb barked, though his voice was tight. "Generators are dead," Marcus replied, his teeth chattering audibly. He had wrapped himself in two thermal blankets and was huddled over the monitor, looking like a miserable grey burrito. "I can keep the air filtration on backup battery, but the heating coils are fried. It’s going to hit freezing in here within an hour." I shivered, h

