That night, the palace did not sleep.
Lanterns burned along every corridor, throwing long, unsteady shadows. Messengers moved like ghosts between halls. Somewhere in the distance, a baby cried, then fell abruptly silent, smothered by a terrified mother who knew that, on nights like this, noise drew attention.
Xu Yuan stood alone on a high balcony overlooking the inner courtyards.
Wind tugged at his white robes, carrying with it faint snippets of voices.
"…Soul-chain, they said…"
"…Crown Prince tied his life to Prince Feng's…"
"…Who is heaven really watching now…?"
He rested his hands lightly on the stone rail.
Far above, the cracked sky glimmered faintly, like a broken mirror trying to remember what it once reflected.
In his soul, Fang Yuan's presence coiled lazily.
*You do enjoy theatrics,* Fang Yuan observed, wordless yet clear. *Standing where everyone can see you suffer for another.*
Suffer.
Xu Yuan almost laughed.
*They needed to see a price,* he replied inwardly. *Otherwise, my "sacrifice" would be cheap. A cheap sacrifice does not buy trust.*
He could feel faint ripples in the palace's mood.
Fear.
Admiration.
Speculation.
Each emotion attached a different chain to his name.
Chains could be heavy.
They could also connect.
Behind him, soft footsteps approached.
Xu Yuan did not turn.
"Qing," he said mildly. "You are out late."
His younger sister stopped a few paces away.
Xu Qing wore a pale blue robe, her hair loosely braided, her usually bright eyes darkened by worry.
"Brother Yuan," she said quietly, "I knew you would be here."
Xu Yuan finally turned.
He offered her a gentle smile.
"You should rest," he said. "Today was… intense."
Her lips quivered.
"How can I sleep," she whispered, "when your soul is chained to Brother Feng's? If he dies, you…"
Her voice broke.
She bit down hard, forcing control.
Xu Yuan's expression softened—carefully, but convincingly.
He stepped closer and placed a hand on her head, smoothing a stray lock of hair behind her ear.
"Do you think I did this without calculating the cost?" he asked softly. "I would not gamble with my life on impulse."
"You call this… a calculation?" she asked, stunned. "Brother, that chain—"
"Is heavy," Xu Yuan finished. "Yes. But weight is not the same as danger. It is simply something I must grow strong enough to carry."
He tilted his head, eyes narrowing slightly in thought.
"Besides," he added, "Xu Feng does not want to die. Not now. Not with heaven openly watching. He will cling to life with both hands. Until he becomes more useful dead than alive, he will not throw himself away."
Xu Qing swallowed.
"You trust him that much?"
"I trust his selfishness," Xu Yuan said. "It is predictable."
Her gaze wavered.
"You say such cold things with such a gentle face," she murmured. "Sometimes I wonder if your heart even beats."
Xu Yuan smiled faintly.
"Of course it does," he said. "If it stopped entirely, I would be a corpse, not a prince."
She glared at him through the wetness in her eyes, caught between anger and laughter.
"I hate when you twist my words," she muttered.
"You would worry if I stopped," he replied.
Their exchange drifted into a fragile quiet.
After a moment, Xu Qing's shoulders slumped.
"Brother," she asked suddenly, "are you… afraid?"
The wind stirred.
Xu Yuan looked back at the broken sky.
"Afraid?" he repeated.
Images flickered through his mind—not memories, but possibilities.
The chain flaring to life.
Agony ripping through his soul.
Heaven's will dragging him upward like a hooked fish.
His father's face as both sons were taken at once.
Xu Feng's final, panicked scream.
He examined each possibility.
Measured.
Weighed.
Filed away.
*Fear,* he thought, *is a noise that makes blades slip.*
Aloud, he answered:
"No. I am not afraid."
Xu Qing stared at his profile.
For a heartbeat, something like awe crossed her features.
"Then I will not be either," she whispered.
She bowed to him, deeply.
"Goodnight, Brother Yuan."
He watched her go until she disappeared into the corridor's shadows.
Only then did he allow his smile to fade.
*You lied,* Fang Yuan's silent whisper curled through him. *At least a little.*
Xu Yuan's gaze remained fixed on the sky.
*I removed fear long ago,* he answered. *What remains is only… caution.*
*Spoken like a man too proud to admit he flinched,* Fang Yuan said, amused. *It is fine. Even I understood fear. Once. Very briefly.*
*And then?*
*Then I dissected it,* Fang Yuan replied. *Turned it into a map of other people's weaknesses. You will do the same, if you live long enough.*
Xu Yuan's lips lifted.
*If?*
*You have chained yourself to a variable,* Fang Yuan said. *I am interested to see which one of you breaks first.*
Xu Yuan did not respond.
He turned away from the balcony and headed inside.
There was still one more person he needed to face tonight.
***
Shen Zhen's temporary residence was the western guest courtyard, once used for foreign ambassadors.
Now it felt more like an occupied fortress.
Xu Yuan arrived at its gate without escort.
He did not announce himself loudly; he merely spoke his name to the guard.
Within moments, the doors opened.
"Crown Prince Xu," Shen Zhen's voice greeted him as he stepped into the lantern-lit courtyard, "you come late."
Shen Zhen stood beneath an old plum tree, white robes faintly luminous in the night. Petals drifted around him, catching in his hair and sleeves.
He looked less like a righteous elder and more like a quiet executioner waiting between tasks.
Xu Yuan bowed.
"I did not wish to disturb your rest," he said. "But there are some matters better discussed before dawn."
Shen Zhen gestured toward a low stone table.
"Sit," he said. "If you insist on tying your soul to another man's throat, the least I can do is hear what you want in return."
Xu Yuan took his seat.
The elder sat across from him, studying the young prince with open curiosity now, the pretense of pure impartiality dropped.
"You are not angry," Shen Zhen remarked, pouring tea into two cups. "Few men accept a soul-chain and still come to dine with the one who placed it."
Xu Yuan's fingers curled lightly around the cup.
"I volunteered," he said. "Anger would be misdirected."
"Most people are not so rational," Shen Zhen replied. "Even when they admit necessity, they still curse the hand that enforced it."
Steam curled between them.
Xu Yuan blew on his tea, then spoke.
"Elder Shen," he said, "you win no matter what happens from now on."
Shen Zhen's brow rose slightly.
"Oh?"
"If Xu Feng proves loyal and useful on the border, the Heavenly Law Sect gains a sharpened blade and the gratitude of the Xu Kingdom," Xu Yuan said. "If he betrays us again, the chain drags him *and me* to punishment. Two troublesome souls removed in one stroke."
He took a sip.
"You trade one execution for a permanent hold over our royal family. From a certain angle, your demand was… generous."
Shen Zhen chuckled quietly.
"You see very clearly, Crown Prince."
"That is why I am here," Xu Yuan said. "Clarity demands I ask what kind of leash you intend to wrap around my kingdom next."
Shen Zhen's smile faded into something more thoughtful.
"You are bold," he said. "Few rulers dare speak so plainly to my sect."
"Few rulers have a cracked sky above their heads and an old demon's inheritance in their soul," Xu Yuan thought—but did not say.
Instead, he met Shen Zhen's gaze calmly.
"I have no interest in playing blind," he said. "If the Heavenly Law Sect plans to turn the Xu Kingdom into a puppet, tell me now. It will save both of us time."
Shen Zhen considered him for a long moment.
Then he said, "You misunderstand our role, perhaps willingly."
"Oh?"
"We are not interested in your throne," Shen Zhen said. "Sitting on it would tie us to your petty taxes and field disputes. We are interested in *stability*. In controlling what happens when the cracks in the sky widen further."
He looked up.
Through the courtyard's open roof, a jagged line of pale light cut across the darkness.
"You have noticed, I am sure," he continued. "The heavens above this world are… malfunctioning. This kingdom lies near several unstable nodes. That makes it useful as both shield and testing ground."
"Testing ground," Xu Yuan repeated softly.
"Yes," Shen Zhen said simply. "When the next calamity descends, we will push it toward places like yours first. If you survive, we learn. If you fall, the center is spared a little longer."
He said it without malice.
Without apology.
As if describing the rotation of crops.
Xu Yuan's hands did not tighten.
But the night felt colder.
*So that is how they see us,* he thought. *A border field for heaven's storms.*
Shen Zhen watched him.
"Does that anger you?" the elder asked.
Xu Yuan placed his cup down gently.
"No," he said. "It clarifies your position."
He leaned back slightly.
"And if I refuse to cooperate with being your testing ground?"
Shen Zhen smiled faintly.
"Then the storms will still come," he said. "You will simply face them without preparation, and we will write a report over your ruins instead of your survival. Either way, the center learns."
He spread his hands.
"Cooperation simply gives you a better chance of not being part of the rubble."
Xu Yuan looked at him in silence.
Then, very slowly, he smiled.
"You are refreshingly honest, Elder Shen."
"Honesty is easy when one holds the higher ground," Shen Zhen replied.
*Higher for now,* Xu Yuan thought.
Aloud, he asked:
"And what do you want from me personally?"
Shen Zhen studied him.
"The King is aging," he said. "His heart is soft. His vision is narrow. When the sky truly begins to fall, he will cling to memory and ritual. You, however…"
His eyes sharpened.
"You cut quickly. You weigh lives like numbers on a scale. You are willing to tie your own soul to a gamble. Men like you either save kingdoms—or burn them."
He leaned forward slightly.
"So I want you where I can see you. Bound by heaven's chain, yet rising high enough to make use of."
"A controlled risk," Xu Yuan summarized.
"A cultivated one," Shen Zhen corrected. "Many powerful figures hate heaven from below and are easy to crush. The dangerous ones are those who grow strong while *accepting* some chains. They learn too much before they rebel."
A faint, knowing smile ghosted over his lips.
"I have met such people before."
Xu Yuan thought of Fang Yuan.
Of a path that had once walked alone against heaven and paid the price.
"I imagine they were… troublesome," he said.
"They were instructive," Shen Zhen answered.
Silence stretched.
Then Xu Yuan bowed his head slightly.
"Very well," he said. "You wish me to stand high, visible, and bound. I wish the Xu Kingdom to survive long enough to stop kneeling. Our goals align—for now."
Shen Zhen's gaze cooled by a fraction.
"For now," he echoed.
Xu Yuan rose.
"In that case, Elder Shen," he said, "allow me to be blunt in return: if your sect tries to hollow out my kingdom in the name of stability, I will carve out your roots with the same calm I used on my brother."
The elder did not stand.
He simply looked up at Xu Yuan.
"In this world," Shen Zhen said softly, "those who speak like that either die young—or leave scars on heaven itself."
Xu Yuan smiled.
"Why not both?"
He bowed.
"Rest well, Elder Shen. Tomorrow, I will have a proposal regarding the border deployments and… future calamity tests."
"I look forward to it," Shen Zhen replied.
Xu Yuan left the courtyard.
The moment he stepped past the outer gate, a faint pulse of the soul-chain tugged in his chest.
Not painful.
Not strong.
Just… a reminder.
He paused.
"Xu Feng," he murmured.
The chain thrummed again, echoing with distant agitation.
His brother was awake.
Afraid.
Angry.
Scheming.
The emotions traveled along the link like faint vibrations over a spider's thread.
*Useful,* Xu Yuan thought. *A sensor as well as a leash.*
*You intend to use his panic as early warning,* Fang Yuan's voice observed. *Not bad.*
*Every burden should pay rent,* Xu Yuan replied.
He followed the pull.
***
Xu Feng's residence was quiet but not dark.
Lanterns burned behind tightly shut doors.
Guards paced outside, faces stiff, unsure whether they were protecting a prince or containing a threat.
When Xu Yuan approached, they bowed deeply, relief flickering across their features.
"Your Highness," one whispered, "Prince Feng has… not calmed since the ceremony."
Screams had carried, apparently.
Threats.
Laughter that sounded a little too much like someone trying not to cry.
"Leave us," Xu Yuan said.
They obeyed at once.
He opened the inner door without knocking.
Xu Feng stood in the center of the room, half-dressed, hair disheveled, a wine jug smashed at his feet. His eyes were bloodshot, his aura raging against the invisible boundaries that the Heavenly Law Sect's seals had quietly inscribed into the walls.
The chain in Xu Yuan's chest vibrated with every spike of his brother's emotion.
Xu Feng whirled when the door opened.
"Yuan!" he spat. "Come to see if the leash fits well?"
Xu Yuan closed the door behind him.
"No," he said calmly. "I came to see if you have decided to live."
Xu Feng laughed harshly.
"Live? As what? A dog on the border? A weapon the Heavenly Law Sect can swing when it pleases?"
"Better a weapon that still breathes than a corpse rotting under their monument," Xu Yuan replied. "You are alive, Brother. That is… negotiable capital."
"Negotiable—" Xu Feng choked. "You speak like this is trade!"
"It is," Xu Yuan said simply. "Between you and heaven. Between our kingdom and the sect. Between my life and yours."
He took a step closer.
The chain pulsed.
Xu Feng's hand flew to his chest unconsciously.
"You feel it too," Xu Yuan said quietly. "Every time you rage, it tugs. If you lose control, it will tighten on both our throats. Is that what you want?"
Xu Feng's breath came in harsh pulls.
He looked at Xu Yuan.
Looked at the place over his heart where the chain anchored.
"…Why?" he rasped. "Why did you really accept this?"
Xu Yuan considered him.
For once, he let a sliver of truth rise to the surface.
"Because," he said, "if they had killed you openly today, the court would have shattered. Father would have broken. Our enemies would have rushed in through the cracks."
He paused.
"And because you are still useful."
Xu Feng stared.
Then, unexpectedly, he laughed.
It was a rough, honest sound this time.
"Useful, huh…" He wiped at his face with the back of his hand. "That's the closest thing to 'I care' I'll ever get from you."
Xu Yuan's lips quirked.
"You would be suspicious of anything softer."
"…True," Xu Feng admitted.
He sank down onto a chair, the fight leaking out of him.
"What now, then?" he muttered. "They send me to the border as their toothless attack dog?"
"Not toothless," Xu Yuan said. "Merely collared."
He laid a folded map on the table between them.
Xu Feng frowned.
"What is this?"
"Your future battlefield," Xu Yuan said. "And our kingdom's thin chance to stop being a testing ground."
He pointed to several marked locations—border passes, mountain rifts, regions where the sky's cracks were widest.
"Shen Zhen admitted tonight that they intend to push future calamities toward us first," Xu Yuan said. "Officially, it is because we lie close to the unstable sky-nodes. Unofficially, it is because we are small enough to lose."
Xu Feng's jaw clenched.
"So we are their shield," he growled. "Their wall of flesh."
"Yes," Xu Yuan agreed calmly. "Which means we will be the first to see what comes through those cracks. The first to study it. The first to… harvest it."
Xu Feng blinked.
"Harvest?"
Xu Yuan's eyes cooled.
"Anything heaven sends to destroy us must be strong," he said. "Strong things have value. If we survive their arrival, we can strip their power, learn their laws, and feed them back into our own growth."
He tapped the map.
"You will be there when they arrive," he said. "Not as a dog—but as my hand."
Xu Feng stared at him.
"…You sound like you're planning to rob heaven itself."
Xu Yuan smiled slightly.
"I am planning to ensure that, when heaven throws stones at us, we build steps out of them."
Silence.
Then Xu Feng's shoulders shook.
A low, dark chuckle escaped him.
"You're insane," he said. "Completely insane."
"You followed me this far," Xu Yuan replied mildly.
Xu Feng rubbed his face.
"Fine," he muttered. "If I have to live as a weapon, I might as well be your weapon instead of theirs."
The chain pulsed once.
For the first time, the vibration carried not only anger and fear—
But also a sharp, ruthless resolve.
Xu Yuan felt it.
And smiled.
"Good," he said. "Then listen carefully. Tomorrow, you will accept every order the Heavenly Law Sect gives you. You will look broken, grateful, obedient. You will not show teeth. Not until I tell you where to bite."
Xu Feng's grin was feral.
"Just like you taught me to do at Father's banquets."
"Exactly," Xu Yuan said.
He turned to leave.
"Rest," he added. "We will need you alive when the first crack opens."
He stepped through the door.
The chain was quieter behind him.
For now.
***
Back in his own chambers, Xu Yuan dismissed the servants and sat cross-legged on the floor.
The candle in front of him burned with a steady flame.
The soul-chain lay like a faint, luminous thread in his inner vision, stretching from his core toward the distant presence of Xu Feng.
Beyond that, higher, thinner, another thread extended upward—
Toward something vast and cold.
He regarded it calmly.
*Fang Yuan,* he spoke inwardly, *you have seen such chains before.*
*Many,* came the dry reply.
*How many were broken?*
*Fewer,* Fang Yuan said. *But not none.*
The candle flickered.
"What would it take?" Xu Yuan asked softly—not aloud, but with the full focus of his will. "To snap a chain woven from heaven's law?"
Fang Yuan's presence stirred.
*Power,* he said simply. *Not just cultivation. Understanding. You must learn the language of that law, not merely push against it. A beast can gnaw its leash for a hundred years and die still bound. A smith cuts it in one stroke after he learns how it was forged.*
Images flickered at the edge of Xu Yuan's mind—complex sigils, collapsing arrays, shattered tribulation clouds.
"And if the chain is watched?" Xu Yuan asked. "If breaking it will draw heaven's gaze directly onto my neck?"
*Then you do not snap it,* Fang Yuan answered. *You… misdirect it.*
The seed's presence seemed almost pleased, as if discussing a favorite trick.
*You can turn a chain,* Fang Yuan said. *Reroute its pull. Make it drag something else when it tightens. A decoy. A false anchor. Or… another heaven entirely.*
Xu Yuan's eyes narrowed.
"Another heaven?"
*Your sky is already cracked,* Fang Yuan murmured. *Openings can be used both ways. For now, your chain ties you to the local will above. But if you grow fast enough, learn deep enough… you could, in theory, feed that chain into a different system. Make the heavens trip over each other while you walk away.*
The candle's flame surged, then steadied.
Xu Yuan closed his eyes.
"…Interesting," he breathed.
*Difficult,* Fang Yuan added. *Ridiculously. But not impossible. That is why you interest me, Xu Yuan. You have placed yourself where all paths cross—royal blood, sect chains, heavenly cracks, and my inheritance. You will either drown very soon… or become something unprecedented.*
Xu Yuan opened his eyes again.
His gaze was clear.
"I have no intention of drowning," he said.
He blew out the candle.
Darkness filled the room.
Only the soul-chain glowed faintly in his inner sight, stretching upward into the unseen.
He followed it with his awareness as far as he could.
Past the palace.
Past the clouds.
Up to the boundary where his perception met a vast, indifferent wall.
There, he felt it.
A pulse.
Slow.
Rhythmic.
Like the heartbeat of something enormous.
For a fraction of a heartbeat, that pulse… paused.
As if whatever lay beyond the cracked sky had noticed him staring back along the chain.
The pressure intensified.
Not enough to crush.
Just enough to remind him of the scale difference between a mortal and the mechanism that farmed worlds.
His still heart did not race.
His thoughts did not scatter.
He simply observed.
Measured.
In that pressure, he sensed curiosity.
Not hatred.
Not approval.
Just a mild, clinical interest.
*You tied yourself to my line,* that presence seemed to say without words. *Very well. Dance, little anomaly. Let us see how long you last.*
The pressure eased.
The pulse resumed.
Xu Yuan withdrew his awareness slowly, until the room around him returned.
His body was slightly damp with sweat.
He regarded that fact with mild surprise.
"So this is what you challenged," he said silently.
Fang Yuan's presence was very quiet.
Then:
*No,* the ancient demon replied. *What I challenged was worse. But your version will grow. Give it time. Systems always do.*
Xu Yuan's lips curved.
"Then I must simply grow faster."
He lay down on the hard bed without undressing.
His eyes closed.
Sleep did not come.
He did not seek it.
The night thinned.
Dawn's first, colorless light seeped around the shutters when the soul-chain jolted suddenly.
Hard.
Violent.
Xu Yuan's eyes snapped open.
The pull was fierce, panicked, soaked in killing intent and terror.
"Xu Feng," he hissed, already on his feet.
Even as he moved, another sensation slammed into him:
A second pressure.
Heavier.
Descending from above.
The air in his chamber thickened.
The cracks in the sky outside flared.
And along the soul-chain, like a blade sliding down a rope, a streak of blinding, merciless will rushed straight toward him—
Heaven had decided to *test* its new bound weapon early.
Not at the border.
Not in some distant battlefield.
But here.
Now.
In the heart of the palace.
Riding the chain that linked two brothers' souls.