The Daughter's Butler: Nyx's Awakening
It's been a hundred years since the now "sister" of Grell, Nyx has seen the love of her life. It was only 1935 when she was in England, now she's in the United states in 2035 where all she needs is her hover bike, her armor, sword, Grell of course, and the demon with red eyes that stole her heart.
He never changed, only his appearance in fashion since it is the 21st century. He even missed the birth of his daughter Rosalinda that has bright eyes of a reaper. In this futuristic love story, Sebastian still has to deal with the descendants of Charles now only Samuel Grey, the quiet one with a strange maid.