Angra Mainyu, the weakest Avenger, yet also the origin of Fate's story.
During the Third Holy Grail War in Fuyuki City, the Einzbern Household, unwilling to accept defeat, secretly summoned Angra Mainyu of the Avenger class.
Because he was too weak, he was eliminated on the third day.
For the Holy Grail War, that should have been entirely normal. But for the Holy Grail, it was not.
In a world of moral dualism, evil was Angra Mainyu alone—the evil of this entire world.
Thus, the originally sacred Holy Grail was corrupted by that evil and became an Evil Holy Grail.
The black-clad Yustica knelt on one knee atop the Black Mud, blood spilling from the corner of her mouth, a hole gouged through her chest.
Black-clad Yustica: "Angra Mainyu, what are you doing?!"
Bang! In response to the black-clad Yustica's question, he sent her flying with a kick.
Perhaps Angra Mainyu was weak, but in close combat, she was clearly weaker.
Angra Mainyu: "I am speaking with the Saintess. Please do not interfere."
"I never thought I would see the Saintess again. Perhaps God heard my prayers." After saying that, he scratched his head sheepishly.
Yustica: "I did not expect to see you again either. Can you tell me where you stand?"
Angra Mainyu: "Actually, I came this time mainly to help you, Saintess, and to apologize."
"If it were not for me, you would not have ended up like that." He pointed at the black-clad Yustica who had been kicked away.
Angra Mainyu merely wanted to apologize. He had inadvertently caused many deaths, and now he only wanted to atone.
Yustica: "If you mean contaminating me, do not take it to heart. I have never blamed you."
"It was only because I was not mature enough back then that