"Come on, Illya. Let me show you the Einzbern House's ultimate wish." Iori rose to his feet and beckoned Illya over.
When he obtained the Holy Grail fragment from Amakusa Shirou, he had glimpsed the secrets of the Third Magic within it.
As everyone knew, the Holy Grail War originated from the Three Founding Families' ideal of saving all mankind. Though they later strayed from that path, that had indeed been their original intention.
And the founder—the one who had provided the foundational thaumaturgical formulae for the Holy Grail War—was the ancestor of the Einzbern House, the Saint of Winter, Justeaze Lizrich von Einzbern.
She was a homunculus accidentally created by a disciple of the Third Magician, one who possessed the Third Magic. She harbored the grand wish of saving all humanity, but was limited by her own capabilities; even saving a single person required several years of effort.
To fulfill her grand wish of saving all humanity, she sacrificed herself and transformed into the ignorant, unknowing Greater Grail.
Thus, having completed Projection Synchronization with the Holy Grail fragment and obtained the Saint of Winter's memories, Iori understood the Einzbern House's technology better than Illya and the others did.
Illya clutched her skirt tightly, her heart pounding violently in her chest. This concerned her very life. Even though she believed Iori bore her no ill will, she was still extremely nervous.
Iori led Illya down the stairs and into the workshop beneath the castle.
After all, the castle was merely a base used during the Holy Grail War. Though the equipment inside looked decent, it was still far inferior to the Einzbern main house in Germany.
Iori raised a hand. Powerful magical energy surged through it, and with a sweep of his arm, countless intricate instruments emerged from thin air,