Fate/stay night is a Japanese visual novel developed by Type-Moon, which was originally released as an adult game for Windows. A version of Fate/stay nightrated for ages 15 and up titled Fate/stay night Réalta Nua (Irish for “new stars”), which features the Japanese voice actors from the anime series, was released for the PlayStation 2 and later for download on Windows as a trilogy covering the three main story lines. Réalta Nua was also ported to the PlayStation Vita. The plot focuses on a young mage named Shirou Emiya who becomes a warrior in a battle between “Servants” known as the Holy Grail War. Through each route, Shirou bonds with a heroine and confronts different mages who participate in the war.