Lost and Cursed

On the thirteenth day of the Secundus, bombs fell on Terra... Crushing the defense of the Solar System with overwhelming forces of the treacherous armada and the sorcery of the warp, Horus unleashed all his hatred on the Throne World. Following the massive bombardment, an unimaginable battle unfolds at the walls of the Palace, where every step forward costs billions of lives. A true nightmare reigns on the front lines, and the very air has become poison, fed by blood. The brutal meat grinder tirelessly grinds more and more lives, and the external fortifications cannot hold out long even with the help of loyal Primarchs, for Horus has also called upon his commanders... Mortarion's plague and Angron's fury will, sooner or later, break the resistance of the defenders