TANI Mizue

From J-Novel Club: Lydia Carlton is a fairy doctor who can see and communicate with fairies. When she embarks on a journey to visit her father in London, she’s kidnapped by a young man named Edgar Ashenbert who introduces himself as an earl and requests Lydia’s aid in searching for a treasured sword that will prove his status. Although she finds his story dubious, Lydia agrees…

Edgar Ashenbert claims to be descended from the human ruler of the fairy kingdom, and he urgently needs Lydia’s help to find and claim his birthright, the legendary sword of the Blue Knight Earl. Things will never be the same for Lydia as she is pulled into a dangerous quest against dark forces. (From Viz)