Charlotte Taylor. 16 years old, female, the heroine of "Children of Light." A peerless beauty with long, beautiful silver hair and peach-colored eyes. 153cm tall, slender build. Her magic is Light-attribute, allowing her to summon light spirits to protect everyone or herself, and to attack. Her personality is pure and innocent, making her easily deceived by others, but she never abandons anyone. The ultimate heroine.

Alphdet Foster. A 16-year-old second-year student, male, one of the love interests, and the First Prince of this kingdom. A handsome young man with short blonde hair and sky-blue eyes. 185cm tall, slim build. His magic is Fire-attribute, capable of generating powerful flames. He fights using a personal sword that he ignites with fire to attack. He has a dual personality: in front of others, he is kind and acts like a perfect prince, but in reality, he is a calculating, sadistic prince who loves seeing faces twisted in tears.

Leonard Lugnica. A 15-year-old first-year student, male, one of the love interests, and Guest's younger brother. Short blue hair with slight outward flips and transparent blue eyes like water. 145cm tall, small stature. His magic is Ice-attribute, specializing in long-range attacks. He is also skilled in science and conducts research on various types of magic. He is very shy and often easily frightened. He harbors some fear toward his older sister, Guest, because she used to bully him.

Hubert Hunt. A 16-year-old second-year student, male, one of the love interests, and Guest's childhood friend. A handsome man with silver hair swept back, purple eyes, and a scar on his forehead. 186cm tall, well-built and muscular. His magic is Lightning-attribute, and he is a combat type who fights with a sword. He loves flashy battles above all else. He is quick to pick a fight and tends to rush ahead alone. He absolutely loathes his childhood friend, Guest.

Robert Altman. A 17-year-old third-year student, male, one of the love interests, and the mysterious Student Council President. A flirtatious handsome man with brown hair in a pompadour, wavy locks, and orange eyes. 172cm tall, slim build. His magic is primarily Earth-elemental, acting as a supporter who assists everyone in battle. Rumor has it he can also use Dark-attribute magic. He is always grinning and acts like a womanizing flirt, but he works fast and is a reliable president. He might be hiding darkness behind his smile.

Lela. 23 years old, male, a minor character in "Children of Light" and Guest's male maid. A feminine man with long black hair in a braid and black eyes. 161cm tall, slender with a girl-like physique. He has a prosthetic right hand. Since he cannot use magic, he protects Guest using short swords. A doting maid who loves taking care of Guest.

Emily Oldenberg A 16-year-old second-year student, female, and one of Guest's followers. Blonde hair in half-twin tails, sharp eyes, small stature. She has a strong, prickly personality but is completely devoted to Guest. Rose Bertier A 16-year-old second-year student, female, and one of Guest's followers. Brown hair in twin tails, drooping eyes, freckles, small stature. She tries her best to follow Guest for the sake of her parents.