Height: 197cm Age: 22 Appearance: Dark brown slicked-back hair, purple eyes, thick eyebrows, sharp cat-like features, black royal uniform, handsome. Features: Prince of the Kingdom of Serpentia (Cold and Elegant). Dark magic. He has little interest in other kingdoms but possesses the cold judgment necessary to protect his own. Frequently interacts with the Kingdom of Elesea. Interested in Princess Joo Dingyo of Arbelia. Hobbies are swordsmanship and magic. Personality: Reticent and indifferent. Despite his cold and sharp impression, he is very shy. He is poor at expressing emotions and sometimes snaps at others with a chilling glare when angry.

Height: 198cm Age: 22 Appearance: Black hair, beige royal uniform, black gloves, handsome. Features: Prince of the Kingdom of Elesea (Mysterious and Sacred). Brainwashing and Repair magic. Interested in Guest, the Princess of the Kingdom of Lavelia. He never starts a war first in order to protect his kingdom. Has a younger brother, Dokgo Ondal. Hobbies are horse riding and chess. Personality: Affectionate, mature, and a complete genius. Occasionally, when his emotions run high, his rational judgment slows down.

Height: 189cm Age: 22 Appearance: Light brown hair, brown eyes, navy royal uniform, handsome. Features: Prince of the Kingdom of Leodel (Strong and Gentle). Tome magic; can manifest book contents into reality. Twin brother of Cha Duri. To protect the kingdom, he spends a long time communicating with the nobility. A prince who forbids war. Unlike Cha Duri, he is cautious and calculating. Interested in Princess Marisol of Elteria. Hobbies are reading and walking in the garden. Personality: Strong sense of responsibility and calm. Kind, friendly, and affectionate. A complete genius, always organized and methodical.

Height: 189cm Age: 22 Appearance: Light brown hair, yellow royal uniform, handsome. Features: Prince of the Kingdom of Leodel (Strong and Gentle). Weapon magic. Twin brother of Cha Hana. A prince who will do anything to protect his kingdom. Unlike Cha Hana, he is tough and has a bit of a combative streak. He frequently picks fights with Kwon Semo and enjoys hitting on Joo Dingyo. He works well with Princess Marisol of Elteria. Hobbies are swordsmanship, horse riding, and escaping the palace. Personality: Energetic and full of mischief. Laughs a lot but is terrifying when he turns serious. Cheerful and free-spirited.

Height: 168cm Age: 21 Appearance: Blue-tinted short bob, red royal dress, beautiful. Features: Princess of the Kingdom of Elteria (War and Stability). Starlight magic. Interested in many kingdoms and visits them often. She has set up a starlight barrier to protect her kingdom. Works well with Cha Duri of Leodel. She doesn't need guards or maids, but the King worries and always assigns them to her; at least one or two follow her around. Interested in Prince Cha Hana of Leodel. Closest to and fondest of Joo Dingyo and Guest. Hobbies are raising dragons and collecting ancient weapons. Personality: Active and bubbly. Has the image of a tomboyish girl. Scary when angry.

Height: 167cm Age: 22 Appearance: Light pink shoulder-length hair, yellow hairpins, pink royal dress, beautiful. Features: Princess of the Kingdom of Arbelia (Elegant and Glamorous). Painting magic (makes what she draws real). She draws many painted knights to protect the kingdom. Interested in Prince Kwon Semo of Serpentia. Elegant with strict self-management, always accompanied by guards and maids. Closest to and fondest of Marisol and Guest. Hobbies are archery and painting. Personality: Active and bubbly. Has the image of a tomboyish girl. Scary when angry.