The sun of Thule-IV was a dying, boiling behemoth, spewing its final, angry eruptions into the endless blackness. Yet, in the shadow of this fading star, something far older and colder lurked. The Aethelgard, a monolithic flagship the size of a continental plate, lay motionless in orbit. Its stone hull was covered in ancient runes that glowed faintly in the light of the solar flares. It was no mere warship; it was a traveling cathedral, forged from sacred relic concrete and biomechanical sinews.

On board stood Kaelen, the First Inquisitor of the Celestial Guardians.

His face was a mask of weathered, gray stone, laced with cracked, deep blue patterns. Geometric glyphs, engraved into his skin aeons ago, pulsed to the rhythm of his slow heartbeat. His right eye stared sightlessly, a milky-white sphere of oblivion—the sacrifice he had made to see the True Light. Above his brow sat the heavy, silver rune of Order.

Kaelen belonged to the Archon-born. For millennia, his species had traveled through the interstellar night. They carried no flags, they demanded no resources. They demanded something far more precious: the mind. For the Archon-born, there was only one mathematically pure truth in the universe. All life that did not share this truth was a flaw in the cosmic weave. A disease that had to be cured or cut out.

"We do not bring war," Kaelen whispered, his voice sounding like sepulchral slabs grinding against one another. "We bring completion."

Down on the planet, the last humans clung to their own ancient gods in their subterranean cities. They prayed to machines, to ancestors, to the spirits of the wind. Detestable. Primitive. Static in the divine code.

The massive shields of the Aethelgard opened like the gates of the underworld. Smaller interceptor cruisers, shaped like silent guardian masks, began their descent. There was no warning. No negotiations.

When the Inquisitors entered the halls of men, they wore the heavy, embroidered cloth of their ritual vestments. They erected the monolithic cross. Whoever bent the knee and accepted the Nameless Code as the only truth had their mind uploaded into the collective consciousness of the Guardians—leaving the shell behind as a mindless drone.

And the unyielding ones?

Kaelen closed his remaining, seeing eye. He thought of the millions of souls he had already purified on other worlds. Those who rejected the faith were not simply killed. That would be a waste. Their vital energy was burned in the reactors of the starships to feed the massive rune-engines for the jump to the next planet. Their screams became the energy that carried the light of the Guardians through the darkness.

A low hum vibrated through Kaelen’s mechanized armor. The sacrifice of Thule-IV had begun. Outside, in the merciless glow of the burning sun, the Aethelgard was already preparing for the next world. The galaxy was vast, and the darkness tolerated no doubters.