A single choice can change the course of history. So Zero discovers, when Princess Euphemia is assassinated during the opening ceremony of the Special Autonomous Region. Now his plans are in chaos, and the world will take a new and unexpected course. The mosaic is shattered, and he must somehow reassemble it.

Written for Zaru. Bismarck Waldstein regrets only one thing; that he has no son. When he claims an orphan boy for his own, the course of history takes an unexpected turn.

Reconquista is defeated, but dark forces and darker ambitions threaten to plunge Halkeginia into war. Meanwhile, Louise has a plan to get Tiffania away from Saito once and for all; by summoning her Familiar.