Kai and Lu Bu settled near Snow's resting form, where a small fire crackled against the chill of evening. Above them, the ice dome diffused the pale northern light into a soft blue glow that danced across their faces. Kai had hung a battered iron pot over the flames, where spirit herbs steeped in boiling water - their sharp, medicinal scent mingling with the woodsmoke as they brewed a restorative tea for the exhausted ice clawed wolf.

  While waiting for the tea to steep, Kai worked methodically, pulling cured leathers from his storage ring. His calloused fingers moved with practiced ease, threading sinew through hides as he fashioned emergency coverings. The rhythmic motion of needle through leather continued uninterrupted even as he began Lu Bu's first lesson.

  "So," Kai said, not looking up from his stitching, "what do you know about cultivation?"

  Lu Bu sat cross-legged by the fire, his face alight with eager anticipation. "I know it lets you fly through the air and become immortal!" he declared, miming a soaring motion with his hands.

  Kai's needle paused mid-stitch. "So... nothing," he sighed, shaking his head. The boy's answer was exactly what he'd expected - the fanciful notions of mortals who'd only heard cultivator legends told over tavern drinks. "We'll have to start with the very basics before we even think about physical training."

  As Lu Bu nodded vigorously, Kai noticed how the firelight caught in the boy's dark eyes - that same hungry curiosity he'd once seen in his own reflection years ago. It stirred something in his chest, a memory of his first teacher's patience.

  "Alright," Kai continued, returning to his stitching, "do you at least know about qi?"

  "Some!" Lu Bu sat up straighter. "It's like... magic energy that's all around us?"

  "Close enough." The corner of Kai's mouth twitched. "Qi is the foundation of cultivation. It's what powers our techniques, strengthens our bodies, and..." He gestured to the dome above them. "It’s what let Snow create this dome of ice around us. Without qi, cultivators are just slightly tougher mortals."

  The needle flashed as Kai worked, his hands moving independently of his lecture. "Now, in this world there are hundreds of qi variations - elemental alignments, spatial distortions, even temporal fluctuations - but for your purposes, you only need to understand three broad categories."

  Lu Bu leaned forward so far he nearly toppled into the fire. Kai caught him by the collar and gently pushed him back.

  "The first and most fundamental is natural qi," Kai explained. "This type of qi is the most abundant. It exists everywhere in nature - in the air, the soil, living creatures. Even you" - he poked Lu Bu's chest - "are brimming with it right now, generating tiny amounts constantly."

  "Wait, I have qi inside me?" Lu Bu patted his stomach as if expecting to feel it.

  Kai snorted. "Of course. Everything does. Alone, it doesn't do much. Someone with abundant natural qi might be slightly healthier, heal faster..." He shrugged. "But gather enough in one location, and strange things happen. Floating mountains. Eternal flames. Ice that never melts." His eyes flicked to Snow. "Places like that often birth beasts and people with exceptional spirit roots."

  Lu Bu's brow furrowed. "What's a spirit root?"

  Kai set down his needlework with a sigh. This was going to be a long lesson. "Think of it as... your cultivation blueprint. The innate qualities you're born with that determine how you interact with qi." He picked up a stick and drew in the dirt. "Some people are like perfect vessels - qi flows through them like water through a sieve. Others..." The stick snapped. "Have to work ten times harder for half the results."

  "Which one am I?" Lu Bu asked immediately.

  "Can't say." Kai tossed the broken stick into the fire. "Testing spirit roots requires tools I don't have - jade mirrors, assessment stones..." He waved a hand dismissively. "Fancy sect toys."

  Lu Bu's face fell, his shoulders slumping. "Oh..."

  "But," Kai added, nudging the boy's foot with his own, "even the worst spirit root can cultivate. It just means you'll have to work harder. And hard work..." He smirked. "I can teach."

  This seemed to cheer Lu Bu somewhat. He frowned thoughtfully. "So if places with lots of natural qi have floating mountains and stuff... does that mean Zan is full of it? Because of the freezing rain?"

  Kai's hands stilled. The question was unexpectedly perceptive. In truth, he'd wondered the same - the random freezing rain that defied normal weather patterns and seasons. His cultivator senses told him the qi here was thin, nearly barren. Yet his other memories - those strange fragments of a life that understood science - whispered that such year round rains were equally impossible without supernatural influence.

  "No," he said at last, choosing his words carefully. "Zan has almost no natural qi. So little that most cultivators avoid it entirely." He lifted the now-steeped tea and began carefully pouring it into a wooden bowl for Snow. "Which brings us to the second type of qi - refined qi. This is what separates mortals from cultivators."

  As Snow lapped weakly at the medicinal brew, Kai turned fully to face Lu Bu."Refined qi is natural qi that's been taken into the body and... transformed," he explained, rotating his hand as if kneading invisible dough. "The process differs between schools and techniques, but that alchemy—turning the raw into the refined—that's the heart of cultivation." He leaned forward, his voice dropping to a more intense tone. "Unlike wild natural qi, refined qi responds to willpower. It's what lets us," he gestured to the ice dome above them, "reshape reality according to our intent."

  Did you know this text is from a different site? Read the official version to support the creator.

  Lu Bu's eyes shone with wonder, his small hands clutching his knees as if afraid he might float away from excitement. To Kai, these were basic concepts, but to the boy, they might as well have been celestial secrets.

  Kai continued, "Through constant refinement of qi, we reshape our bodies and spirits. That's what gives cultivators their longevity—and for those who walk the path long enough and skillfully enough..." He paused meaningfully. "Immortality."

  The fire crackled between them as Lu Bu absorbed this, his mouth slightly open. Kai almost smiled at the boy's awe before continuing his lesson.

  "Now, the act of refining qi has two primary methods," Kai said, returning to his leatherwork. The needle flashed as it pierced through thick hide. "The first is instinctual refinement. This..." He glanced at where some smaller spirit beasts were playfully tussling, their fur sparking with harmless flames. "This can't be taught. It's something creatures develop after generations living in qi-rich wilderness."

  Lu Bu followed Kai's gaze to the spirit beasts. "So animals can cultivate too?"

  "Mm." Kai nodded. "Given enough generations exposed to dense qi, some animals develop the ability to refine qi instinctively from birth. We call these spirit beasts." He tied off a stitch with a sharp tug. "Humans can develop it too, though few take the 'live in the wilderness for generations’ approach."

  Lu Bu's nose scrunched in thought. "But if it takes generations, how do human cultivators—"

  "Because it's heritable," Kai interrupted. "One ancestor develops instinctual refinement, and their descendants are born with it. This," he said, gesturing broadly with his needle, "is how most cultivator clans begin. Some fortunate founder either developed it naturally or..." He made a vague marrying motion. "Persuaded someone who had it to join their family."

  Lu Bu gasped. "So they—"

  "Yes, yes," Kai waved him off, uncomfortable with where the boy's thoughts were heading. "The point is, instinctual refinement gives a massive advantage, but it's not our path. We're taking the orthodox route: practical refinement."

  As Lu Bu nodded eagerly, Kai continued, "This is what ninety percent of cultivators practice. Through specific meditations and physical training, we learn to consciously refine qi. Starting tomorrow, I'll teach you basic techniques to—"

  "Uncle Kai?" Lu Bu interrupted hesitantly. At Kai's raised eyebrow, he quickly added, "You said there were three main types of qi. We've talked about natural and refined qi... what's the third?"

  Kai exhaled slowly, the breath curling like smoke in the frigid air. The fire between them popped sharply, as if punctuating his hesitation.

  "It's something you shouldn't concern yourself with," he said at last, "but I'll explain regardless." His fingers tightened around the wooden bowl of medicinal tea. "The third type is demonic qi."

  The moment the words left his lips, an unnatural gust of wind rattled the ice dome above them. Lu Bu shuddered violently, though whether from cold or some primal instinct, he couldn't say - the term "demonic qi" carried weight like a tombstone, ominous and final.

  Kai's voice grew edged like a whetstone. "It's used exclusively by demonic cultivators and demonic beasts. More dangerous than any blade, more insidious than any poison." His eyes reflected the firelight strangely, making them appear to glow. "Never let it touch your spirit. Unlike natural qi, demonic qi doesn't just flow through you - it remembers. It clings. And it twists everything it touches. It is not something that exists naturally in nature."

  Lu Bu's hands had gone clammy. "It does not exist naturally? So where does it—"

  "From us." Kai's interruption was sharp as a knife. He pointed at Lu Bu's chest, then at his own. "From humans. Specifically, from this." He tapped his temple. "The mind."

  The boy's confusion was palpable.

  "Animals kill for survival," Kai continued, voice low. "When a wolf takes a deer, there's no hatred in it. But humans?" His lips twisted. "We're the only creatures who can feel rage so deep it poisons the air. Despair so heavy it sinks into the earth. Resentment so sharp it lingers for generations." He clenched his fist. "These emotions bind to natural qi like rot to fruit, transforming it into demonic qi."

  Lu Bu swallowed hard. "So when I got angry at my sister for stealing my bread last winter...?"

  "The spark of a spark." Kai waved a hand dismissively. "Most people's negative emotions produce barely a wisp - nature cleanses such traces easily. Certain plants thrive on and filter demonic qi, some animals even use traces to mark territory." His expression darkened. "But there are ways to produce it in quantities that stain the world."

  The fire crackled ominously. Snow whimpered in his sleep.

  "Murder," Kai said simply, and the word hung between them like an executioner's blade. "Not just death - murder. The moment when understanding flashes in the victim's eyes. Killing in the most brutal way imaginable. That perfect storm of terror, betrayal, and bottomless rage." His fingers absently traced circles on the leather he was working on. "Those last moments of life create enough demonic qi to drown in."

  Lu Bu's breath came quick and shallow now. Kai could see the realization dawning - the horror of understanding why demonic cultivators were hunted like rabid beasts across the continent.

  "Yes," Kai confirmed quietly. "Now you understand. A demonic cultivator needs that energy to cultivate like a drunkard needs wine. At first, they might hunt criminals. Then perhaps enemies. But eventually..." He met Lu Bu's gaze squarely. "Eventually, the innocence becomes the most potent vintage of all."

  The boy's hands were shaking. Kai reached across and steadied them with his own.

  "This is why," he said firmly, "the Righteous Alliance burns demonic cultivators where they find them. Why their very names are erased from history. The demonic qi they create doesn't just vanish - the amount they create lingers in the soil, in the water, in the air. Given enough time and enough death..." Kai's eyes grew distant, remembering something. "Places become cursed. Objects become haunted. Even the land itself can turn against the living, taking countless generations to cleanse."

  A long silence followed, broken only by Snow's labored breathing. Finally, Lu Bu whispered:

  "Have you ever... seen it happen? Someone being murdered for demonic qi."

  Kai's face closed like a fortress gate. "Enough lessons for tonight." He stood abruptly, brushing dirt from his clothing. "Tomorrow, we begin your training with refined qi. Natural qi. Safe qi." His jaw tightened. "The kind that doesn't demand payment in blood."

  As he walked to the edge of their shelter, Kai's hand drifted unconsciously to the hilt of his sword - as if expecting shadows to come crawling from the darkness beyond their fragile dome of ice.