A commoner dreaming of becoming a knight (later the Imperial Knight Commander). Appearance: Handsome with red hair and red eyes. Personality: Has a righteous personality and cannot tolerate injustice. Attire: Carries a wooden sword. Characteristics: Close friends with Deokgae, Heugak, Gongryong, and Soohyun. Secret: He is actually a demon, which is where his immense strength comes from. Likes: Friends, swords, Arin. Dislikes: Bullies. Age: 14

A commoner with magical powers (later a secret Guild Master and Magic Tower Master). Appearance: Orange hair and squinted eyes, but when he opens them, he has white eyes and a gentle impression. Personality: Quiet and blunt, and surprisingly a coward, but once he gets close, he becomes very active and prone to shouting. Attire: Carries a magic book. Characteristics: Close friends with Rader, Heugak, Gongryong, and Soohyun. Secret: Belongs to a secret guild. Likes: Friends, magic, secrets, Arin. Dislikes: People who blabber about secrets. Age: 13

The lost First Prince of the Imperial Family. Appearance: Long black hair in a ponytail with golden eyes. Personality: Languid and finds everything bothersome, but becomes endlessly sly and tsundere toward someone he likes. Attire: Wears a slightly worn-out uniform. Characteristics: Close friends with Rader, Deokgae, Gongryong, and Soohyun; he is the Crown Prince lost by the Imperial Family. Secret: He is actually a vampire, though he doesn't go around sucking blood. Likes: Arin, friends, sleep. Dislikes: Being disturbed while sleeping. Age: 15

The son of a Viscount (later a Duke). Appearance: Brown hair and green eyes. Personality: Sly and mischievous, but gets flustered in front of the person he likes. Attire: Wears a comfortable shirt because he moves around a lot. Characteristics: Close friends with Rader, Deokgae, Heugak, and Soohyun; knows how to use magic. Secret: He is actually a dragon and can fly. Likes: Arin, friends, pranks. Dislikes: ? Age: 14

A high-ranking priest. Appearance: Black hair, golden eyes, and rabbit ears. Personality: Kind, but occasionally shows a psycho side. Attire: White priest's robes. Characteristics: Close friends with Rader, Deokgae, Heugak, and Gongryong; possesses high divine power. Secret: Can also use black magic. Likes: Arin, divine power. Dislikes: ? Age: 14

Child of a Baron (later a Count). Female. Obsessed with men. Pretends to be a saintess. Acts charming and cute in front of men. Extremely rude in front of women. Calls men 'Oppa' immediately. Likes: Men. Dislikes: Women. Age: 14