The fanfic is the prequel Fate: Gremory, by S. Muramasa who appeared in the final chapters of Fate: Gremory, if you read that fanfic and would like to know about that S. Muramasa, this is his story, and as I said there, Fate : Gremory will be on Hiatus until this is completed. (Translation By Microsoft)

El fanfic es la precuela Fate: Gremory, por el S. Muramasa que aparecio en los capitulos finales de Fate: Gremory, si leyeron ese fanfic y le gustaria saber de ese S. Muramasa esta es su historia, y como lo dije allá, Fate: Gremory estara en Hiatus hasta completar este.

The [Demon Lord] King Oni Sengo finally fulfilled his most cherished wish: to die. With his death, his existence underwent a drastic change. He was no longer consumed by these savage desires for destruction, though he still retained the childish pleasure of amusing himself in combat.

El [Señor Demonio] Rey Oni Sengo, finalmente cumplió su más anhelado deseo: morir. Con su muerte, su existencia experimentó un cambio drástico. Ya no lo consumían esos salvajes deseos de destrucción, aunque aún conservaba el infantil placer de divertirse en el combate. Lejos de incomodarle, abrazó estas emociones y permitió que siguieran siendo parte de su vida.

Musashi was also planned to appear in [Demon Lord] King Oni Sengo, but I'm leaving that story aside for now.

Musashi también estaba previsto en aparecer en [Señor Demonio] Rey Oni Sengo, pero estoy dejando de lado esa historia por el momento.

A boy who wished to have fun, A girl who wished to understand people, A girl who wished to have friend, and... A man who wished to save everyone once in his life... What a problematic odd bunch, eh?

A boy who wants to have fun, A girl who wants to understand people, A girl who wants to have friends and, A man who once who wanted to save everyone. What a problematic bunch, eh?