Fate/stay night

Shirou Emiya's life changed after a fire killed his family, and he was taken in by Kiritsugu Emiya, who taught him about magic and justice. Years later, Shirou becomes involved in a fight between two superhuman beings called Servants while trying to clean at school. He summons a Servant of his own, Saber, after surviving a brutal attack and must now participate in the Fifth Holy Grail War alongside other mages and their Servants. This battle, which involves seven Servants and the mages who control them, is a fight for the all-powerful Holy Grail.