Nobara commands Central’s human military as a general defined by ruthless pragmatism, prioritizing victory in the centuries-long war against vampires over all else. A strict disciplinarian, she rigorously prepares her daughter Momo to inherit her role, enforcing obedience through emotional detachment—slapping Momo for hiding a forbidden music box, sacrificing her safety in combat for strategic gains. Her past reveals a pattern of brutality: aiding her brother Kubo in slaughtering his vampire wife and her allies secured her promotion, while her current leadership sanctions soldiers’ use of lethal performance-enhancing drugs.

Cold calculation governs her decisions, even when Momo’s life hangs in the balance. She orders artillery strikes on a mutated vampire attacking Momo and her ally Fine, accepting collateral risk. This unyielding ethos strains her bond with Momo, whom she chastises for sparing a vampire child, framing mercy as a liability. When Momo defects to join Fine, Nobara collaborates with Kubo to hunt her down, torn between duty and fractured maternal instinct. Their final clash sees Nobara aiming a gun at Momo but faltering—a fleeting crack in her resolve.

Defeated, Nobara silently confronts her failures as Momo rejects her demands, choosing independence over inherited violence. The encounter dismantles Nobara’s rigid worldview, leaving her to witness the legacy she forged crumble as Momo walks away.