Qin Yun's dream was long, very long.
In the dream, he had followed Xia and the others' advice, stepped forward to turn the tide, and suppressed the Colin Family.
However, on the other side of the galaxy, after Abaddon learned of his existence,
he realized that the Corpse Emperor was interfering with the real universe.
In order to utterly defeat the Imperium and deny it any chance of recovery,
he sent more troops to hunt down Belisarius Cawl and his group.
He also invited Chaos warlords such as Warsmith Honsou and Lucius the Eternal to join the operation.
Amalrich, Marshal of the Black Templars, Greyfax the Inquisitor, and other Imperial heroes sacrificed themselves one after another to protect the Archmagos Dominus.
Even Celestine the Living Saint died tragically many times before allowing the Archmagos Dominus to reach Macragge.
When the Aeldari and Cawl joined forces to revive Guilliman,
countless Chaos warbands descended, plunging all of Macragge into war.
Calgar and the others fought desperately, and countless loyal warriors died, yet they could not withstand Chaos's offensive.
In the end, a squad of Black Legion berserkers bypassed the trapped Calgar and the others,
destroyed the Armor of Fate,
and severed the Primarch's head with a single stroke.
Guilliman was not revived, and Macragge fell.
Calgar witnessed the Primarch's body and head separated, and, overwhelmed by grief, he and many Ultramarines flew into a berserk rage.
With the Primarch dead, the Ultramarines, hailed as models of the Imperium, were completely consumed by the fury of Revenge.
They launched attacks without regard for the cost, unleashing devastating strikes wherever they could see an enemy.
All of Macragge was blasted into fragments.
The Ultramarines were not satisfied with that, and they launched a Revenge Crusade.
They exhausted every effort to squeeze out the war