Chapter 210: Signs in the Quiet

The sharp, metallic tang of hot alloy, scorched resin, and ozone hung heavy in the subterranean air of Sub-Level 3’s makeshift weapons workshop.

Overhead light strips flickered with a steady, low electronic hum, illuminating row after row of heavy steel workbenches laid out with harvested energy core fragments, disassembled rifle receivers, copper thermal conduits, and intricate soldering rigs.

Old Wang wiped his greasy hands on the front of an apron, his brow furrowed in intense concentration as he used a pair of insulated iron tongs to coat a glowing red energy core with the gel matrix. Beside him, Dr. Zhou adjusted her thick glasses, her sharp, experienced eyes meticulously monitoring the fluctuating energy output displayed on a high-resolution digital readout as the core settled into its dampening gel.

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Lin Qing stood on the opposite side of the broad metal workbench, her arms crossed over her chest as she watched the glowing red stone slowly settle into a dull, steady pulse.

"The rounds we used during this morning’s gorge engagement worked well enough against the vanguard’s front line," Lin Qing said, her voice dropping into a calm, analytical tone that echoed softly against the concrete walls. "But against a sustained siege led, We need a much higher concentration of core-powered weaponry deployed along our primary defense line."

Dr. Zhou nodded in agreement, tapping her stylus against the edge of a digital clipboard before recording the core’s baseline thermal output. "Once Old Wang and I integrate the orange cores into the primary capacitor arrays of our long-range marksman rifles, we can produce weapons with nearly double the muzzle velocity and armor penetration capability."

Old Wang let out a low grunt of agreement, picking up a heavy steel rifle chassis and inspecting the newly machined firing mechanism with a critical eye. "Give us twenty-four hours down here. We’ll have four newly retrofitted orange-core rifles and a fresh crate of red-core thermal impact charges ready for the surface rampart squads."

"Good," Lin Qing said, her expression steady and unyielding. "Prioritize heat stability over rate of fire. We can’t afford a single weapon jam or cracked chamber when the outer gates come under heavy pressure."

Leaving Dr. Zhou and Old Wang to their work, Lin Qing turned on her heel and walked out of the noisy workshop, stepping into the quiet, cool corridor and heading toward the primary elevator shafts to report to the command deck.

The Central Command Hub was quiet compared to the chaotic alarms and flashing red warning lights of the morning engagement. The emergency lighting had been reset to standard operational one, though the monitor at the center of the room remained fully powered, displaying a detailed map of the Research Center and the surrounding glacial bedrock.

Han Zheng, Lu Feng, and Song Yan were already standing around the glass console when Lin Qing walked in through the sliding pneumatic doors.

Sun Hao sat at the main terminal, his hands flying across his keyboard as he adjusted the base’s subterranean audio.

"Everyone," Sun Hao called out the moment Lin Qing stepped up to the primary map deck. "I ran a full diagnostic sweep on the subterranean sensor grid right after we cleared the gorge. The surface perimeter is clear for now—the Blue core has completely retreated beyond our orbital radar range, moving deeper into the northern glacial peaks. But look here."

Sun Hao pressed a key on his console, zooming in on the lowest section of the map—a complex, labyrinthine web of ancient concrete pipes, drainage channels, and flooded mining shafts running thousands of feet beneath the research centre. Faint, rhythmic pulse-dots flickered in dark crimson along the lowest horizontal drainage vectors.

"Subterranean runoff," Song Yan observed, leaning closer to the display with his arms folded over his chest. "The thaw is sending thousands of gallons of meltwater through the old mining shafts every hour. Is something actively moving inside those lower pipes?"

"Faint acoustic vibrations," Sun Hao answered, pulling up an audio spectrograph. "Nothing massive yet—no heavy structural impacts or high-density core signatures. It’s likely small groups of low-tier crawlers crawling into the lower drainage outlets out in the gorge."

Lu Feng tapped the map near the primary drainage access hatch. "That hatch leads directly up into the lower maintenance shafts. If the blue core decides to breach us from below while pressuring the surface gates with another vanguard, this drainage network becomes a dangerous secondary vector."

Han Zheng looked at Lin Qing, his eyes calm and composed despite the potential threat. "We don’t need to mount an aggressive subterranean expedition down into those pipes right now. Sending a squad into those dark flooded shafts would waste precious ammunition, divide our personnel, and leave us vulnerable above ground. What we need is a layered, static defense."

"Agreed," Lin Qing said, her mind quickly formulating a methodical defensive layout that minimized risk to their fighters. "We keep our people safe behind fortified choke points. Song Yan, take a small engineering team down to the Sub-Level 4 access junction immediately. Weld the primary drainage hatch completely shut with heavy steel plates, and install automated motion-sensor claymores along the outer pipe walls. If anything moves up those pipes toward the base, the charges detonate automatically and collapse the shaft with stone."

Song Yan gave a firm, disciplined nod. "Consider it done, Commander. I’ll have the blast seals welded and reinforced before nightfall."

"Lu Feng," Lin Qing continued, turning her gaze to the captain, "position two secondary surveillance relays inside the upper drainage vents. We monitor the water levels and acoustic resonance continuously. If those vibrations shift from random beast movement into a structured, organized frequency, we’ll know they are trying to dig under us, and we can prepare accordingly."

"Understood," Lu Feng replied, pulling his notebook from his belt to map out the exact relay deployment locations.

The strategy was solid, calm, and contained—closing off potential vulnerabilities without rushing blindly into unnecessary danger.

In the children’s room up in the secondary residential suite, the atmosphere was quiet, warm, and completely insulated from the cold steel and tension of the command deck above.

Gu An sat at one side of a small desk, her knees pulled up slightly against the chair frame as she carefully used a pen to sketch a stylized armored tank on a sheet of rough, recycled paper. Her hair was tied back in a short, neat ponytail, and her face was flushed with quiet focus as she shaded the heavy steel treads of her drawing.

Across from her sat Su Xiao. The quiet girl held a pencil between her thin fingers, her head tilted slightly to the left as she concentrated deeply on her own piece of paper.

Beside them on the desk, Han Ye sat quietly, writing down key info about blue cores, while Xiao Mei, who had moved in with the children, rested peacefully on her bed, her soft, rhythmic breathing indicating she had already fallen asleep after the morning’s energy-draining drills.

Gu An finished shading the heavy barrel of her tank and set her pen down on the wooden surface, stretching her arms above her head with a long, satisfying sigh of relaxation. She turned her head and looked across the small desk at Su Xiao’s finished drawing.

Su Xiao was filling in the background of her paper with soft, sweeping strokes of yellow and crimson pencil. At the center of her drawing was the figure of a tall, slender woman wearing a long, dark coat that billowed in the wind. The woman in the drawing had long, flowing hair, standing amid what looked like falling snow and bright red flowers.

Gu An leaned forward on her elbows, her curious eyes scanning the drawing.

"Who is that, Su Xiao?" Gu An asked softly, taking care to keep her voice down so as not to wake Xiao Mei up. "Is that Auntie Lin Qing?"

Su Xiao paused her pencil, looking down at the colorful figure on the paper. She shook her head gently, her dark, expressive eyes remaining quiet, serene, and completely unbothered.

"No," Su Xiao whispered softly, her voice light, calm, and clear in the quiet room. She smoothed down the wrinkled corner of the paper with her small thumb, looking right at the figure she had drawn. "It’s my mommy."

Gu An blinked in surprise, looking closely at the woman in the sketch. In all the time they had spent training and living together, she had never heard Su Xiao mention her family or her life before they had picked her from the road.

"Your mommy?" Gu An asked gently, her voice full of quiet curiosity. "Where is she?"

Su Xiao picked up her pencil again, placing one last small red flower in the open hand of the drawn woman. She looked up from her paper and met Gu An’s eyes with a sweet smile, her voice carrying an absolute, unwavering certainty that filled the small room.

"She is coming soon," Su Xiao said simply, turning back to finish her drawing.