A young woman from a minority people, she lives in an underworld with a unique ecosystem. Since this peace-loving girl became her clan's representative, conflicts have decreased and negotiations for a co-existence pact have been moving forward bit by bit. Minerva has taken care of Esther, acting as a mother figure and chaperon to her. She's able to perceive her surroundings even in darkness. This is due to her ability to sense a light emitted by all living beings.