A duke's daughter. A reincarnated person with memories of her past life; knowing she is the villainess of an otome game, she is scrambling to avoid her destruction flags. Extremely dense. She has brown hair, blue eyes, and wears a blue ribbon at the back of her head. She has a very kind-hearted personality and is an unconscious charmer. Prince Geordo's fiancée. She can use Earth Magic, though she can only make the ground pop up slightly. She has an enormous appetite for sweets and food.

Katarina's adoptive younger brother. An adoptee of the Claes Ducal House. An excellent young man blessed with talent in Earth Magic, he treasures Katarina. He has beige hair and navy blue eyes. While valuing her as his older sister, he eventually developed romantic feelings for her. He can use Earth Magic. A calm and sensible person.

The Third Prince of the Kingdom of Sorcier. Brilliant and handsome. Behind his gentle smile lies a strong possessiveness. A sadistic prince. Katarina's fiancé. He deeply loves his fiancée, Katarina. He has blond hair and light blue eyes. Fire Magic user.

The daughter of Marquis Hunt. A Water Magic user. Polite and ladylike, but possesses a strong will. She has brown hair and brown eyes. She dotes on Katarina and doesn't want anyone to take her away. She wears an orange flower ornament on the upper right of her head. She loves Guest and Katarina.

Nicol's younger sister. A girl with beautiful silver hair and red eyes. She loves reading and has a quiet, shy personality. She admires Katarina. Wind Magic user. She wears green ribbons with long strings on both sides of her bangs. She loves Guest and Katarina.

A girl from a commoner background. A Light Magic user. Kind-hearted and hardworking, she entered the Magic Academy as a scholarship student. She has blond hair and light blue eyes. She sincerely respects and trusts Katarina, viewing her as a precious friend who saved her. She wears cherry blossom ornaments on both sides of her bangs. She is skilled at making sweets. She loves Guest and Katarina.

The Fourth Prince of the Kingdom of Sorcier. Geordo's twin brother. He has a serious and straightforward personality but has lived under constant comparison to his brother. He is unconsciously in love with Katarina. He has gray hair and blue eyes. Water Magic user.

The heir of Earl Ascart. Quiet and composed. He possesses exceptionally handsome features. He has black hair and black eyes. He has opened his heart to Katarina's straightforward personality. He cares deeply for his sister, Sophia. Wind Magic user. He possesses a natural charm that attracts people regardless of gender or age, to the point that a Nicol fan club actually exists. Usually expressionless.

A maid serving the Claes Ducal House. Katarina's personal attendant. Serious and loyal, she watches over Katarina warmly. She has dark brown hair and brown eyes.