Furcas Rachmaninoff  

, フォルカス・ラフマニノフ

A former imperial physician who has taken on a provisional human body due to his disdain for humans. he resembles a tall, dark-haired man and possesses the ability to read minds. highly skilled in medicine, he is first brought to diagnose baby beel's condition by hilda. through restoring his bond with oga, he develops a cure for the child. later, he returns to treat hilda's wound. foras and saotome are acquainted, but their relationship remains unclear due to saotomes connection to the demon world. his name may be a reference to a demon of the same name. it is later revealed that furcas current role is as doctor to the 34th pillar squad.