The crew of the Semper Fidelis, warship of the rogue trader Lucius Dynasty, has been petition to assist marooned Imperial Guardsmen. But before the ship even arrive at their destination, the warp has something in store for its eclectic crew. When the true battle for the dominion of Ultra Primaris begins, all will change. This series follows the events of the Butcher's Bill.

After a long life of fighting in the Emperor's name, A Lord General feels it is time to reveal the truth about his service to the Imperium. a tale which sets the Persephonian 1st mechanized infantry at the little known center of a subsector war against the dreaded old foe.