Perlia was no glorious battlefield of legend, only a grey and windblown world of ash-flats and broken hab-sprawls, and yet the Battle of Perlia ground on with a bitterness that outlasted grander names. Here the traitor advance sought to seize a loyalist mustering point, and here the Imperial Fists and the disciplined ranks of the Solar Auxilia dug in to deny them, trading kilometres of poisoned ground for hours of stolen time.
There was no lightning strike, no primarch's duel to decide it. Perlia was a war of trench-lines and rubble, of artillery that never ceased and skies choked with the smoke of burning promethium. The transhuman warriors of both sides became, for a season, little more than the finest soldiers in a very ordinary and very terrible war, and the ash drank the blood of thousands who left no marker but the wreckage they died among.
Victory, when it came to the loyalists, was the victory of endurance rather than glory. The traitors, unable to break the Imperial Fists and bled by the stubborn Solar Auxilia, at last withdrew to seek easier prizes elsewhere. Perlia held, though those who held it remembered no triumph, only the endless grey and the weight of the dead, a small dark verse in the long litany of the age's ruin.