He promised to be a Hero capable of saving everyone. But before that he made other promises he can't remember under a different name. How will Shirou react when he finds his lost past? - Shirou/Multi Mature Contents.

Shirou Emiya, at the climax of his battle against the King of Heroes is pulled into the world of Remnant. Befriended by a kind yet disheartened Rabbit-Faunus, Shirou will strive to learn his place in the new world while seeking to locate and stop Gilgamesh who crossed over with him. A goal that threatens to consume him and all those whom he grows close to.

Halloween ends, and Xander finds himself in a place he never thought was real, under circumstances he never saw coming.