The underground city was falling apart.
Golden light and endless darkness collided across the ancient metropolis while entire districts disappeared beneath the shockwaves produced by the battle between the First Son and the faceless giant. Towering structures that had survived for thousands of years collapsed like fragile toys. Rivers of glowing crystal burst from shattered channels and flooded streets filled with fleeing citizens. The prison was breaking, and everyone present could feel it.
Yet despite the destruction consuming the city, nobody on the observation platform was looking toward the battle.
Every eye was fixed on Kael.
The black mark continued spreading across his arm.
The transformation was slow.
Terrifyingly slow.
Dark lines crawled beneath his skin like living shadows while the ancient symbol at the center pulsed with an unnatural rhythm. Each pulse sent waves of black light across his forearm before retreating once more.
Nobody spoke.
The sight itself was too disturbing.
Lyra was the first to move.
She stepped closer and grabbed his arm before anyone could stop her. Her expression remained calm, but Kael could feel the tension in her grip.
"Does it hurt?"
The question sounded simple.
Normal.
Almost desperate.
Kael looked down at the spreading symbol.
Then frowned.
"No."
The answer surprised him.
The mark wasn't painful.
It wasn't even uncomfortable.
If anything—
It felt familiar.
The realization unsettled him immediately.
Aren stared at the black symbol for several seconds before slowly taking two careful steps backward.
"I would like everyone to know that if he starts floating, I'm leaving."
Nobody responded.
The boy pointed at the mark.
"I'm serious."
Selene glanced toward him.
"You can't leave."
Aren sighed.
"I know."
Another pause followed.
"That's the worst part."
Normally someone would have laughed.
Nobody did.
The atmosphere had become too heavy.
Too dangerous.
Theron looked pale.
The old caretaker seemed unable to tear his eyes away from the mark. Fear. Recognition. Disbelief. Countless emotions battled across his face.
Most concerning of all—
He looked like someone whose worst nightmare had just become reality.
General Caelan noticed immediately.
The military commander stepped closer.
"You know what this means."
The statement wasn't a question.
Theron remained silent for several moments while another shockwave rolled through the city. Somewhere beyond the distant districts, golden light erupted into the cavern as the First Son and the faceless giant collided once more.
The old caretaker barely seemed to notice.
His attention remained fixed on Kael.
Then he slowly nodded.
The movement looked reluctant.
Painful.
Like admitting something he had spent centuries denying.
"Yes."
The single word settled over the platform.
Nobody liked it.
General Caelan folded his arms.
"Explain."
Theron closed his eyes.
The city trembled.
The prison groaned.
Ancient bells rang somewhere in the darkness.
When the old man finally spoke, his voice sounded exhausted.
"The mark belongs to the Heirs."
Silence followed.
Nobody interrupted.
The caretaker opened his eyes and looked toward the battle raging across the underground city.
"The golden mark belonged to those chosen by the Sleeper."
A pause followed.
"The black mark belonged to those chosen by the Door."
A chill swept through the platform.
The words felt important.
Dangerously important.
Kael's heartbeat accelerated.
The Door.
Again.
Everything always returned to the Door.
The thing hidden behind the Sleeper.
The thing hidden behind the prison.
The thing hidden behind reality itself.
Theron looked toward him.
His expression had become grim.
"The First Civilization was divided long before the war."
The city shook violently.
A distant district vanished beneath a wave of darkness.
Nobody looked away from the old caretaker.
Not even for a second.
"The Heirs of the Sleeper wanted the Door sealed forever."
Another pause followed.
"The Heirs of the Door wanted it opened."
The realization settled heavily over the group.
The ancient war.
The prison.
The Lock.
The First Son.
The faceless giant.
Everything suddenly made a little more sense.
And somehow—
That made the situation worse.
Aren slowly rubbed his face.
"So let me understand this."
Nobody stopped him.
The boy pointed toward Kael.
"He had a golden mark."
Then toward the spreading darkness.
"Now he has a black mark."
A pause followed.
"That's bad, right?"
Theron looked away.
The silence answered the question.
The city trembled again.
This time the shockwave was so powerful that everyone on the observation platform nearly lost their footing. Ancient stone cracked beneath their feet while sections of the railing shattered and disappeared into the abyss below.
The battle was getting closer.
Much closer.
Far across the city, the First Son slammed into a tower larger than a mountain. The structure exploded instantly. Golden light erupted across the cavern while the faceless giant emerged from the destruction surrounded by waves of darkness.
Neither appeared injured.
Neither appeared tired.
The realization was horrifying.
Their battle wasn't weakening them.
It was weakening the prison.
The mark pulsed again.
Kael froze.
A memory surfaced.
Not a vision.
Not a dream.
A memory.
He stood within a city illuminated by countless bells. Ancient towers rose toward a sky filled with golden stars while millions of people filled the streets below. The atmosphere felt peaceful.
Happy.
Alive.
Then a child laughed.
The sound drew his attention.
Kael turned.
A boy stood nearby.
The boy possessed golden eyes.
And a familiar smile.
The First Son.
Young.
Far younger than the being currently destroying the prison.
The child grinned.
Then pointed upward.
"Look."
The memory shifted.
The sky cracked.
Darkness appeared beyond reality.
And everyone began screaming.
The memory shattered.
Reality returned.
Kael inhaled sharply.
The observation platform reappeared around him.
The city.
The battle.
The prison.
Everything returned.
Yet the memory remained.
The First Son.
The ancient city.
The crack in the sky.
The beginning.
It had been the beginning.
The realization sent a chill down his spine.
Lyra noticed immediately.
"What happened?"
Kael remained silent for a moment.
Then looked toward the First Son.
The battle continued in the distance.
Golden light and darkness clashed endlessly across the city.
Finally, he answered.
"I remembered."
The words immediately drew attention.
Theron froze.
The old caretaker looked terrified.
"What?"
Kael struggled to organize the fragments.
There were too many.
Too many memories.
Too many emotions.
Too many things he didn't understand.
"The sky broke."
Silence followed.
Absolute silence.
Theron's face lost all color.
The reaction was immediate.
The old man staggered backward.
"No."
The word escaped him like a prayer.
"No..."
Aren looked alarmed.
"Why does everyone keep saying that?"
Nobody answered.
Because Theron looked genuinely afraid.
More afraid than he had been when the Lock shattered.
More afraid than he had been when the Sleeper began rising.
The old caretaker stared at Kael.
Then whispered:
"You remember the Fall."
The city trembled.
The prison screamed.
The battle intensified.
And somewhere beyond the endless darkness hidden behind the Door—
Something awakened.
The reaction was immediate.
Every bell in the underground city began ringing.
Every Dreamer screamed.
The First Son stopped fighting.
The faceless giant stopped fighting.
The Warden froze.
The city froze.
For one impossible moment—
Everything stopped.
Then a voice echoed from beyond the Door.
Not loud.
Not ancient.
Not monstrous.
Simply curious.
And somehow that curiosity was more terrifying than anything else.
The voice spoke a single sentence.
"Who is remembering me?"
The underground city went silent.
Because for the first time since the beginning of the story—
Something beyond the Door had spoken.