The Lightning Tower (Short Story)
With word of Horus' great betrayal having reached Terra, one man is placed in charge of organising the defences of the planet and of the Imperial Palace. One man must prepare for the onslaught that he is sure is coming, fortifying the work of artists and planning for contingencies never imagined. For Rogal Dorn, Primarch of the Imperial Fists Space Marine Legion, it is a difficult and demanding task. He discovers however, that an even greater one remains; facing his most secret fear.