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Diana is a High Elf princess who becomes Jirou Ayase’s contract-bound attendant as part of a special Guidance from the Great Spirit Le Baraka. Initially a formal and distant figure, she eventually integrates into Jirou’s household and business, becoming one of its most recognizable members. Her role has expanded into that of a spiritual advisor, store mascot, and symbolic “Princess” of Jirou’s newly formed knight squad. Although dignified by nature, she now shows a warmer and more approachable side in her daily life.
Diana Luna'Abella (ディアナ・ルナアーベラ) is a High Elf princess who becomes Jirou Ayase’s contract-bound attendant as part of a special Guidance from the Great Spirit Le Baraka. Initially a formal and distant figure, she eventually integrates into Jirou’s household and business, becoming one of its most recognizable members. Her role has expanded into that of a spiritual advisor, store mascot, and symbolic “Princess” of Jirou’s newly formed knight squad. Although dignified by nature, she now shows a warmer and more approachable side in her daily life.
Diana Luna'Abella (ディアナ・ルナアーベラ) has the refined and graceful appearance associated with High Elves, with long platinum-blonde hair and a composed, elegant demeanor. Her most notable physical trait is the colourful, tattoo-like pattern across her body, which represents her unique embodied spirit stone. At home she prefers simple, comfortable clothing, and in public she dresses in a neat, presentable style that reinforces her image as a respected elf.

Diana carries herself with the calm dignity of royalty, especially in public settings. In private, however, she behaves in a more relaxed and approachable manner, adopting a casual lifestyle and occasionally displaying a playful or teasing attitude. She is loyal, thoughtful, and protective of the household, often guiding Marina and Aurica like a knowledgeable elder sister. Though confident, she is humble about cultural differences and openly admits when she lacks understanding of human customs.
Diana has settled comfortably into life with Jirou’s group. She frequently accompanies him to his fabric stall in Erishe, where her presence and blessings attract customers and contribute to local rumours about a “saintly elf.” She supports Jirou’s various activities, including combat training, research, and the formation of the White Lily Knight Squad. She performs ceremonial duties as the squad’s symbolic “Princess,” overseeing the induction of new members such as Elepippi.
Her personal background became clearer when she revealed that she is 21 years old—contrary to Jirou’s assumption that she was far older—and shared details about her home village of elves, located near a world tree. She has expressed a desire for Jirou to visit one day.
High Elf Physiology:
Like all High Elves, Diana possesses longevity, heightened senses, and a strong natural connection to spirits. She has mentioned that elves reach adulthood at age 30.
Spirit Magic:
Diana uses spirit-based abilities for sensing changes in the environment, offering blessings, and assisting in basic magical tasks. The mansion’s high concentration of natural energy helps sustain her abilities.
Extensive Knowledge:
She serves as Jirou’s most reliable source of information regarding monsters, magic materials, and the world’s geography and history. Despite this, she remains honest about the limits of her knowledge, particularly regarding human culture.
Vocation (Undeclared):
Diana has not chosen a formal vocation, a rare privilege among High Elves. She appears content with her current roles.
Spirit Stone (Tattoo Markings):
Her colourful tattoo-like markings represent her personal, embodied spirit stone, which she preserves for a significant purpose yet to be revealed.
Crossbow & Shield:
Jirou procured a compact crossbow and a durable shield for Diana to assist her in supporting roles during training and potential combat situations.
Diana deeply trusts Jirou and works closely with him in both household and business matters. Their interactions have become comfortable and friendly, marked by mutual respect. She often spends her mornings discussing daily plans with him and supports every major decision he makes, including the creation of the Knights of Artemis.
Diana and Marina share a dynamic akin to rival siblings. Although Diana occasionally scolds Marina for overstepping boundaries, they maintain a close partnership, and Marina serves as Diana’s main knight within the squad.
Diana views Aurica with a gentle, elder-sister-like fondness. She shows thoughtful consideration for Aurica’s interests—for example, gifting her a novel for her birthday.
Diana ceremonially welcomed Elepippi into the Knights of Artemis, recognizing her as a new protector and member. She sees the squad’s expansion as a positive sign of Jirou’s growing influence.
Diana respects Rebecca’s competence and leadership as Captain of the knight squad. Although she misunderstood the cultural meaning of a gift Jirou gave Rebecca, she acknowledges Rebecca’s important role in their group.