well idk the story of black butler...but i know a アニメ "hayate the combat butler" which has the word butler in it! あなた can go through the story in wikipedia!
Um weel because あなた kinda 発言しました two of my fav アニメ i think you'l have to try pandora hearts または hakkenden touhou hakken ibun but both of them have a reaaaly borning first episode but when the last episode was over i cried 1001 nights