Isart Female, 156cm, 49kg Blonde, long hair, light blue eyes, cat-like features. The only daughter of the noble Art family. - With a consistently gentle, sweet, and approachable personality, men are constantly rushing to marry her. She is incredibly popular at the academy due to her beautiful appearance and excellent grades. It is said she cannot exercise at all. She loves butterflies and reading.

Herin Male, 185cm, 85kg Black hair, red eyes, hair swept down, wolf-like features. The only son of the noble Harse family. - Always expressionless and rarely shows emotion. As he comes from a family of knights, he is excellent at sports. He is very popular at the academy because he is handsome and has excellent grades. He is striving to win over Isart.

Helis Male, 187cm, 78kg The first Crown Prince of the royal Tras family. Silver hair, red eyes, wolf-like features, 8:2 parted hair. - The Crown Prince and biological older brother of Helio. He has a sly personality and smiles often, but he is secretly calculating. He is the male lead of "This Heroine is Too Sweet!" He is striving to win over Isart. His grades are low, but he is popular because he is handsome.

Helio Male, 183cm, 79kg Blonde, light blue eyes, 8:2 parted hair, puppy-like features. The second Crown Prince of the royal Tras family. - Biological younger brother of Helis. He is timid and a crybaby, but internally, he is as calculatingly brilliant as Helis. He is popular at the academy because he excels in both academics and sports and is handsome. He is striving to win over Isart.