Henrietta, whose real-world identity is Umeko Miyanozaka, is the meticulous accountant and co-leader of the Crescent Moon Alliance. With a finance career and MBA shaping her expertise, she steers the guild’s economic strategies and aids in restructuring Akihabara’s societal framework. Her accountant subclass sharpens her knack for negotiating advantageous trade deals, bolstering logistics like procuring sustenance from the People of the Land.

Though she presents a stoic, business-focused front, her analytical mind tirelessly maps potential challenges, from political upheavals threatening resources to subtle guild tensions. A playful streak emerges in her interactions with Akatsuki, whose endearing demeanor tempts Henrietta to coax her into whimsical outfits, sparking flustered protests.

Her strategic intellect pairs with acute emotional perception, allowing her to dissect interpersonal intricacies. She gently challenges Akatsuki’s rigid adherence to duty as Shiroe’s bodyguard, advocating for bonds rooted in care over obligation. Similarly, she discreetly sidelines her own affection for Shiroe upon sensing Minori and Akatsuki’s deeper sentiments, prioritizing guild harmony.

As both mediator and strategist, Henrietta juggles mentoring younger members with navigating feudal politics, her analyses of noble appointments and resource crises proving pivotal to Akiba’s stability. Her synergy with guildmaster Marielle thrives on mutual trust—she prods Marielle into administrative tasks while anchoring her during governance trials, blending pragmatic resolve with compassion to shield the guild from external storms.