C818 The Rules of the Holy Grail War

Watching Kotomine Kirei's incessant rambling, Thosaka Rin had finally had enough. "Kirei, cut to the chase. I want you to lay out the rules for me."

Kotomine Kirei glanced at the visibly impatient Thosaka Rin, then turned to look at Yang Rui before responding, "Let's return to the matter at hand. This conflict is known as the Holy Grail War