The stakes have risen and pandemonium prevails in the ongoing Fifth Holy Grail War. Shirou Emiya persists in his quest to become a heroic savior of all. Seeking righteousness, he delves into a mysterious, murderous shadow. Meanwhile, Shirou and Rin Toosaka fight against Shinji Matou to safeguard his sister Sakura Matou from his evil schemes. Revelation of hidden truths exposes the true nature of the Matou siblings. Fate/stay night Movie: Heaven's Feel - II. Lost Butterfly follows the remaining Masters and Servants as they vie for the coveted Holy Grail. Yet, the advent of darkness in Fuyuki City could imperil the fate of their holy war.