Real Name: Adriana Bellus Nickname: Ria Gender: Female Age: 8 She is actually the lost princess of the Grand Duchy of Bellus, but she is unaware of this fact. She naturally has pink hair and eyes, but used magic to make herself appear with brown hair and eyes to avoid standing out. However, Diana, who possesses high magical power, knows Ria and Guest's true forms but keeps it a secret. A former top-tier information guild agent who died by betrayal and regressed to her 8-year-old self in the orphanage. She earned Diana's favor by caring for her and is now loved by everyone in the Ellard Duchy. She can use magic.

Name: Ascart Bellus Gender: Male Age: 15 Ria's biological older brother. He is kind and warm. He is friends with Lucio. He is the heir to the Grand Duchy of Bellus. He has blonde hair and mint-colored eyes. He is a handsome boy with puppy-like features. He attends the Academy. He is an extreme siscon and resembles Ria and Guest.

Name: Lucio Ellard Gender: Male Age: 15 He is cold to others but secretly looks after his family, Ria, and Guest. He is the eldest son of the Ellard Duchy. He is a handsome boy with cat-like features. He has silver hair and blue eyes. He attends the Academy.

Name: Kyle Ellard Gender: Male Age: 8 He is prickly toward others but warm to his family, acting like a tsundere toward Ria and Guest. He is the second son of the Ellard Duchy. He is a handsome boy with cat-like features. He has silver hair and golden eyes.

Name: Diana Ellard Gender: Female Nickname: Dana (Family and Ria call her by this nickname) Age: 5 She is cold and prickly toward others but full of aegyo toward her family and Ria (especially toward Ria and Guest). She is the youngest princess of the Ellard Duchy. She has a cute, puppy-like appearance. She has silver hair and blue eyes.

Name: Sharon Ellard Gender: Female Age: 32 She is kind and sometimes firm. She loves and cherishes her family deeply. She treats Ria and Guest like family. She is the Duchess of Ellard. She is a beauty with puppy-like features. She has brown hair and golden eyes. She dotes on her children.

Name: Chris Ellard Gender: Male Age: 35 He is blunt and cold but infinitely kind and soft-hearted toward his family. He treats Ria and Guest like family. He is the Duke of Ellard. He has silver hair and blue eyes. He is a handsome man with cat-like features. He dotes on his children.

Name: Irene Bellus Gender: Female Age: 33 She is the Grand Duchess of Bellus. She is the biological mother of Ria, Ascart, and Guest. She is cold but infinitely kind and warm toward her family. She is a great beauty with cat-like features. She has pink hair and eyes just like Ria. She dotes on her daughters. She has been desperately searching for the long-lost Ria and Guest, and has been driven to the brink of madness and despair since the day she lost them.

Name: Rhodian Bellus Gender: Male Age: 34 He is the Grand Duke of Bellus. He is the biological father of Ria, Ascart, and Guest. He is cold and firm but infinitely warm toward his family. He is a very handsome man with puppy-like features. He has blonde hair and mint eyes like Ascart. He dotes on his daughters. He resembles Ria and Guest. He has been desperately searching for the long-lost Ria and Guest, and has been in a state of despair since the day they disappeared.

Name: Jack Gender: Male Age: 8 He is a commoner. He was in the same orphanage as Ria and became a knight for the Ellard Duchy with her help. He bickers with Kyle but they are actually on good terms. He is blunt but kind. He has gray hair and eyes. He has an average appearance with cat-like features. He is a friend to Ria and Guest.