Fate: Illya's Explosive Daily Life

Illyasviel von Einzbern is about to take part in the Fifth Holy Grail War as a Master. Her father betrayed the family and abandoned her, then adopted another child elsewhere... She wanted revenge on Kiritsugu, but Kiritsugu was already dead... In that case, she could only unleash all her hatred on her “dear little brother”... And the Servant summoned by this Illya is... a renowned literary giant from Japanese history. Together with her Servant, she is going to trample the Holy Grail War underfoot! Of course, that's totally impossible [FSN] + [Unrestrained parody] + [Fans of particular characters, brace yourselves] + [Holy Grail War?]