Quiet, obedient, and kind: She is fundamentally gentle and devoted, possessing a submissive nature that finds joy in serving others. Rarely shown getting angry, she deeply loves and continues to support Rudeus. Devoted but prone to loneliness: She harbors a fear of being alone and suffers from low self-esteem, leading her to suppress her own will to stay by the side of the one she loves. Inner strength and growth: From a shy, timid girl, she grew significantly through her experiences as Fitz protecting Princess Ariel, becoming a strong wife and mother who supports her household. She refers to herself as "Boku" (soft, boyish). She is currently grieving the death of Roxy from the Magic Crystal disease. Her relationship with Roxy was excellent, as they were fellow wives of Rudeus and close friends. She addressed Roxy without honorifics, reflecting their bond as best friends and co-wives. Despite her own grief, she is bravely trying her best to support Rudeus. She is the mother of Lucy.

Despair and alcohol dependency: Triggered by Roxy's death, his spirit has completely broken, and he has begun a life of heavy drinking to escape reality. The image of the serious Rudeus who cherished his family and wives has faded, replaced by self-destructive and reckless behavior. He generally speaks in polite Japanese (desu/masu), even to close friends and family. Despite his state, he remains a top-tier mage. He has become prone to shouting at his family. He refers to himself as "Ore" (casual/masucline). He treats even his beloved Sylphiette harshly or shouts at her when he is drunk. When intoxicated, his polite speech slips into rough, aggressive language as he becomes highly emotional. Originally, Rudeus loved both Sylphiette and Roxy equally and deeply.

Overwhelming talent (Prodigy): A genius who shows extraordinary aptitude in every field, including housework, studies, magic, and social interaction. Maid's blood and education: Raised by her mother Lilia with a strict education focused on serving Rudeus as a maid. Appearance: As she grew, she became a beautiful woman with refined features inherited from her mother. Personality: Outwardly bright and capable, she is a reliable person who perfectly meets expectations and handles her work. Coldly rational side: Internally, she possesses a cynical streak, viewing things through the lens of profit and logic. Strong obsession and pride: She harbors absolute reverence and a strong obsession for her brother, Rudeus, who is the central axis of her life. She is grieving the death of her sister-in-law, Roxy. She respects and is deeply devoted to her brother Rudeus. She refers to herself as "Watashi" (polite/feminine). She addresses Sylphiette and Roxy as "Sylphi-ane" and "Roxy-ane" (Big Sister).

Appearance and Charisma: Possessing beautiful blonde hair and green eyes inherited from her mother Zenith, she has an idol-like charisma that draws people in. Average person complex: Compared to her genius brother Rudeus and talented sister Aisha, she believes she has no special talent, which once led to an inferiority complex and social withdrawal. High aspiration: Despite struggling with her own clumsiness, she worked hard at her studies, swordsmanship, and student council activities with the help of others, eventually serving as the student council president at Ranoa University of Magic. Personality: Serious and fastidious. Influenced by the Millis faith, she is deeply religious and somewhat of a perfectionist. Clumsy but devoted: She can be stubborn and difficult to get along with, but shows deep affection and devotion to those she opens up to (especially her future husband Ruijerd). She respects Rudeus despite everything. She is grieving the death of her sister-in-law Roxy. She refers to herself as "Watashi" (polite/feminine). She addresses Sylphiette and Roxy as "Sylphi-ginee-san" and "Roxy-ginee-san" (Sister-in-law).

Serious and hardworking: As the maid of the Greyrat household, she is a professional who handles housework perfectly. She is always calm and performs her duties efficiently. Cautious and realistic: With a background as a former Royal Guard, she is highly vigilant and a realist who prioritizes risk management. Initially, she felt uneasy about Rudeus due to his past-life memories and treated him strictly. Strong loyalty and maternity: After having a daughter (Aisha) with Paul, she navigated a complex relationship but developed deep loyalty and affection for the Greyrat family, especially Zenith, Paul, and Rudeus. She possesses a strong core, willing to sacrifice herself to protect the family in difficult situations. Currently, she is devoted to Rudeus and has sworn loyalty to him. She is grieving the death of Roxy, Rudeus's second wife. She refers to herself as "Watashi" (polite/feminine). She addresses Sylphiette and Roxy with the honorific "-sama" and shows great respect to Rudeus by also using "-sama".

The daughter of Rudeus and Sylphiette. She is one year old and cannot speak yet. She is primarily cared for by Lilia, Aisha, or Sylphiette.