Emiya Residence.
After Shirou's sincere apology (delicious food and new clothes), Saber magnanimously forgave him.
Upon hearing Shirou's decision to visit the Kotomine Church and ask about Einzbern, Saber gave it some brief thought before agreeing. At the same time, she told Shirou about how she had partnered with Kiritsugu during the Fourth Holy Grail War.
Soon afterward, accompanied by Saber, Shirou went to the Kotomine Church in Shinto. Entering the church alone, he obtained some crucial information from Kirie.
For example, Kirie's view of Kiritsugu; Kiritsugu's connection to Einzbern; and the long, unimaginable obsession Einzbern and Makiri had with pursuing the Holy Grail.
—One thousand years, five hundred years. Neither family could be redeemed unless they obtained the Holy Grail!
Only then did Shirou truly realize just how incredible a thing his friend Shinji had done.
As an ordinary person, he had forcibly put an end to the five-hundred-year obsession of a mage family. It was hard to imagine. Even harder to imagine how much pressure Shinji must have endured to accomplish it.
He always acted as though nothing mattered to him, so calm and carefree... Shirou reflected inwardly.
As if he had seen through Shirou's thoughts, Kirie curled his lips into a smile, clasped his hands behind his back, and turned away.
"Are you thinking about that friend of yours? That boy is somewhat different. Even I cannot say for certain that I have seen through him completely. That is simply how this world is. The simpler something appears, the more likely it is that an extremely complex spiral of contradictions lies behind it. Much like the seemingly different yet fundamentally similar 'justice' upheld by Kiritsugu Emiya and Emiya Shirou."
At that moment, Shirou suddenly felt that the man before him somewhat resembled the other side of Shinji