A legendary Sword God, burdened by guilt, has lived for years under a false name. But when the orphaned child of his fallen comrade is threatened, he is forced to take up his sword once more. As he steps back into the world he tried to leave behind, his true identity is exposed — and so is the conspiracy behind his comrade's death. Now, the Sword God must face the elite assassin organization responsible for the murder and finally take his revenge.