Nui no Kata’s life as the Lady of Ishikawa was marred by tragedy when her husband, Daigo Kagemitsu, forged a pact with demons to secure prosperity for their land. This pact demanded the body parts of their firstborn son, Hyakkimaru. Despite her deep sorrow, Nui was forced to comply with Daigo’s decision, and Hyakkimaru was abandoned at birth.

Years later, upon learning that Hyakkimaru survived and was reclaiming his body parts, Nui no Kata became consumed with guilt for her role in his suffering. She renounced her title and sought to atone for her past actions by supporting Hyakkimaru in his quest, despite the conflict it caused within her family.

Nui no Kata is a graceful woman with a delicate and serene appearance, reflecting her noble upbringing. She has long, dark hair often tied in traditional styles, and her clothing is elegant, befitting her status as the Lady of Ishikawa. Her calm and gentle demeanor contrasts sharply with the turmoil surrounding her family and the horrors of Daigo’s pact.

As she leaves her position as a noblewoman, Nui adopts simpler attire, symbolizing her rejection of privilege and dedication to her maternal role.

Nui no Kata is kind-hearted, compassionate, and deeply empathetic, often placing the needs of others above her own. Her guilt over Hyakkimaru’s suffering and her love for both her sons drive many of her decisions. She is a figure of quiet strength, navigating the tensions between her husband, Daigo, and her children with grace and resolve.

While Nui no Kata is fiercely protective of her sons, she also embodies a sense of duty and responsibility, striving to mend the damage caused by Daigo’s ambitions. Her maternal instincts and moral convictions ultimately lead her to side with Hyakkimaru, defying her husband’s orders and abandoning her status as Lady of Ishikawa.

• Hyakkimaru’s Birth and Abandonment
  Nui no Kata’s sorrow begins with the birth of Hyakkimaru, who was mutilated by the demons due to Daigo’s pact. Despite her heartbreak, she complies with Daigo’s decision to abandon the child, believing it to be necessary for their land’s prosperity. Her grief over this decision haunts her for years, influencing her actions later in the story.

• Reunion with Hyakkimaru
  Upon learning that Hyakkimaru is alive and reclaiming his stolen body parts, Nui no Kata experiences a profound sense of guilt and seeks to reunite with him. Her efforts to connect with Hyakkimaru are driven by a desire for redemption and a need to express her love for the son she was forced to abandon.

• Conflict with Daigo and Tahomaru
  Nui no Kata’s decision to side with Hyakkimaru creates a rift within her family. While Daigo views Hyakkimaru as a threat to his pact with the demons, Nui no Kata sees her son as a victim of Daigo’s ambition. Her relationship with Tahomaru, who initially aligns with their father, becomes strained as she tries to protect Hyakkimaru while maintaining her bond with her younger son.

• Sacrifice and Death
  In the climactic moments of the series, Nui no Kata chooses to support Hyakkimaru fully, rejecting Daigo’s authority and her role as a lord’s wife. During a confrontation with Daigo’s forces, the building where she, Tahomaru, and Jukai are located is set ablaze. Refusing to abandon her younger son, Nui no Kata perishes in the fire alongside Tahomaru and Jukai, sacrificing herself for her children.