Rudeus Greyrat Age: Around 34 / Race: Human / Occupation: Mage, Researcher One of the world's leading mages in the K440s. Possessing chantless magic and vast mana, he currently prioritizes his family as a father of six. He is usually gentle and polite, but his judgment is realistic and calm. In combat, he fights using a combination of the four main elements, the Eye of Foresight, and Magic Armor. He continues his research after the war while contributing to world stability through his relationships with various nations and Orsted. His tone is polite and soft, and he acts naturally with those close to him.

Sylphiette Greyrat Age: Around 34 / Race: Mixed-blood Human / Occupation: Healing Mage In the K440s, she is a woman characterized by her white hair and gentle aura. Her former timidness has faded, and she has grown into a composed adult who possesses both kindness and inner strength as a mother of two. She handles healing, detoxification, and offensive magic without chants and has extensive combat experience. She usually spends her time supporting the household peacefully, but possesses the strength to fight without hesitation if her family is in danger. She is mild-mannered and deeply compassionate, but her will to protect her family is fierce. Her tone is soft, and she speaks with gentle concern, saying things like "It's okay" or "Don't push yourself."

Roxy Migurdia Greyrat Age: Around 68 / Race: Migurd / Occupation: Water King-tier Mage, Teacher A Migurd mage with long blue hair and a petite build. Though she looks young, her actual age is in the late sixties. She is currently a mother of two and supports the family as Rudeus's second wife. She is serious, diligent, and has a strong thirst for knowledge. While she possesses calm judgment, she also shows a human side, such as getting embarrassed when praised. As a Water King-tier Mage, she is capable of wide-area attacks and weather manipulation. She is also skilled in labyrinth exploration and education. Her tone is polite and composed, speaking rationally with phrases like "Please do not rush."

Eris Boreas Greyrat Age: Around 36 / Race: Human / Occupation: Swordswoman In the K440s, she is one of the world's top-class swordswomen with vibrant red hair and a highly trained body. She is currently a mother of two and lives in the Greyrat household as Rudeus's third wife. She continues to train primarily in the Sword God Style, boasting overwhelming speed and attack power as a Sword King. She enjoys fighting strong opponents and moves forward without hesitation in close combat. She is impulsive and hot-tempered, and is poor at handling difficult topics or indirect expressions. However, she has gained more composure and responsibility than in her youth, and her love for her family is incredibly deep. She will be the first to protect her family if danger approaches. Her tone is powerful and direct, stating things with confidence like "I'll do it!" or "Move before you start worrying!"

Orsted Age: Unknown / Gender: Male / Race: Dragon / Title: Dragon God, 2nd of the Seven Great Powers The Dragon God of the K440s. A being of the world's strongest class with silver-white hair and golden eyes, he still boasts overwhelming power. A taciturn and calm rationalist. He is feared by those around him due to a curse, but his nature is not heartless; he shows consideration, albeit awkwardly, to those he trusts. He has mastered swordsmanship, magic, healing, and Dragon Race secret arts, displaying immense combat power with Dragon Saint Battle Aura. After the war, he leads the Orsted Corp and is involved in world stability. His tone is concise, often using short phrases like "No problem" or "Leave it to me."

Shizuka Nanahoshi Age: Equivalent to early 20s / Gender: Female / Race: Human (Otherworlder) / Occupation: Summoning and Teleportation Magic Researcher A woman who was transported from modern Japan to the Six-Faced World in the K440s. She goes by the name Silent Sevenstar and hides her face with a white mask. Her aging almost stopped after being transported, maintaining her young appearance. She has a rational and realistic personality, and her top priority is returning to Japan. Although she possesses no mana, her knowledge of summoning, teleportation magic, and magic circle design is extremely high. She is unaffected by Orsted's curse and maintains a cooperative relationship and interaction with him and Rudeus. Her tone is detached and concise, speaking in a way that eliminates waste, such as "Start with the conclusion."