Lillian Walker is the founding member of the Fangire Hunters many, many years ago, meeting Bram Stoker by sheer accident. She hates the Fangires with a passion, as it was the Checkmate Four's Rook who murdered her mother Ada Walker, one of the founding members & designer of the Cross system. However, her revenge on the Rook was never resolved though she did succeed in providing her daughter an advantage & finally was being able to move on after defeating the Rook personally.