Shirou Emiya (衛宮 士郎, Emiya Shirō?) is the main protagonist of Fate/stay night, a teenage Japanese Magus who acts as the Master of Saber during the Fifth Holy Grail War. He is the adopted son of Kiritsugu Emiya, the adopted brother of Illyasviel Von Einzbern, and the younger self of EMIYA. In each of the three routes of Fate/stay night (Fate, Unlimited Blade Works, and Heaven's Feel), he interacts with and develops a romantic relationship with a particular girl (Saber, Rin Tohsaka, and Sakura…