Misty Sector, Calixis Sector.
Amid the cold void, a super war fortress of incomparably colossal proportions drifted slowly along an unknown route.
Capital Ships belonging to the Dark Angels were scattered in an even fan-shaped formation throughout the surrounding void, faintly forming layer upon layer of airtight defensive formations.
This super war fortress was the Dark Angels' legendary mobile monastery, the Rock Fortress.
It was also the planetary remnant of their former homeworld, Caliban, left behind in the material universe.
Naturally, this secret was like the Inner Circle and the Fallen Angels—whoever spoke of it died!
Thud, thud, thud—
Deep within the Rock Fortress's hidden spaces, formed by countless intricate and winding paths, a set of footsteps gradually sounded from far to near.
A tall figure clad in dark green Master-crafted Power Armor was moving through the silent, gloomy architectural passageways.
He was the current Grand Master of the Dark Angels Chapter, Guardian of the Truth, Chapter Master Azrael.
And behind him—
A short figure carrying a red winged helmet and wearing a green robe followed closely, step by step.
At this moment, the solemn-faced Azrael appeared preoccupied.
He swiftly drove his Power Armor through a long, winding, silent passage and entered the core region deeper within the Rock Fortress.
During this time, wave after wave of bright and dim scanning light danced repeatedly across Azrael's tall body, while numerous weapon turrets that had already been poised to fire returned to standby mode.
Such dense and terrifying defensive measures undoubtedly proved indirectly that the Rock Fortress's security far surpassed anything ordinary people could imagine.
Not long afterward, a heavy metal door capable of withstanding melta explosions and even lance strikes slowly opened.
Azrael and his Dark Watcher servant arrived in a dimly lit, spacious room.
Judging by the bloodstained metal