The Lightning Hall (Black Library Advent Calendar 2020 #12)

A Horus Heresy story

On Mars, the scions of shattered House Taranis seek to rebuild, even as the servants of the Dark Mechanicum aim to exterminate them utterly.

READ IT BECAUSE
Graham McNeill returns to Mars in a new tale of life under occupation. Discover how the mighty Imperial Knights continue when their entire world has – literally – been destroyed.

THE STORY
For long years, House Taranis have been first among equals, a Knight Household that makes its home on the holy Red Planet itself. But now, Mars has fallen, and Taranis with it. The surviving scions must regroup and find a way to restore their brotherhood on a world where every soul may be an enemy, and the very technology they rely on can be corrupted. But Taranis will rise again.