Shirogane Takeru, believing himself free from the shackles of the Causality Conductor, finds himself thrust back into the throes of the Alternative universe yet again. As the traumas of the past futures continue to haunt him, he struggles in his search for true salvation in the form of the real Causality Conductor. But is it salvation that awaits him in the end?

How does a man know when he crossed the line? When does he realize that his soul has tasted the sweet nectar of heresy and found it more wonderful and compelling than what he had feared it would be? Louk Shannegh, a hive-born scoundrel in service to Inquisitor Helsing of the Ordo Xenos, is faced with these questions in the aftermath of a battle for the Imperial planet Tenea.