グランドオーダーの召喚に応じたサーヴァントが
一騎。
神授の大弓を手にした稀代の弓の名手。主が彼を英雄と捉える限り、彼は最高の勇者であり続ける。
だが―――

Answering to the call of the Grand Order, a Servant is summoned.
An expert of archery with a divine bow.
As long as he's recognized as a hero, he will continue to remain as so.
However...