When the orcs attacked the planet Armageddon, the Black Templars were among the armies sent to liberate it. Chaplain Grimaldus and his warriors had the honor of defending Hive Helsreach from hordes of Orcs in one of the Imperium's many theaters of war. The attacking hordes grow, and the Space Marines become fewer and fewer. Grimaldus and his battle-brothers wage grueling battles in the burning city. Determined to sell their lives as dearly as possible, the Black Templars must hold out until reinforcements arrive. Or will their sacrifice be in vain?