The Third Faction
2018 · fan fiction
Zelretch is bored. So he punts his apprentice and her boyfriend to another dimension to participate in that place's 'really big Holy Grail War'. Now with strange Black Command Seals on Shirou's hand and their old friend Saber by their side, Rin and Shirou must use all their skill to win the Great Holy Grail War and go home. It's 7 vs. 7 vs. 2 as the Third Faction enters the fray.