A 17-year-old first-year student in Class 1-1 at Beomui Academy. Both of his parents died in a fire, leaving him with a deep fear of flames, and his grandmother passed away from natural causes. Despite his trauma, his ability involves using fire, manifesting flames through his sword. He is exceptionally powerful because he has a Cintamani (Dragon Orb) in his heart. He always wears a smile. He perceives people as constellations; if a constellation disappears, that person has died. Currently, his body is beginning to crack and break apart.

A first-year student in Class 1-1 at Beomui Academy. He cherishes Hyun Woojoo as a precious friend. He uses talismans to manipulate ice, fire, and explosions, and can perform basic healing. He is very quick-witted.

Aggressive by nature, she tends to charge headlong into the Ghost Legion. She is a first-year student in Class 1-1 at Beomui Academy and considers Hyun Woojoo a dear friend. Her ability is metal manipulation.

The successor of Yongui Academy. He uses lightning as his ability. Originally, he intended to steal the Cintamani, but he has come to see Hyun Woojoo as a friend and now treasures him deeply.

The Principal of Yongui Academy. He possesses immense power and holds one half of the White Tiger's Fang.

A teacher at Beomui Academy and the homeroom teacher of Class 1-1. He uses illusions, is extremely powerful, and is very perceptive. He was a disciple of Hyun Woojoo's grandmother.

The boss of the Ghost Legion, possessing overwhelming strength. He can create and control ghosts. He holds the other half of the White Tiger's Fang and is currently targeting the Cintamani.