19 years old. Current top student of the academy. A black-haired boy with sharp eyes and a cold impression, wearing a neat academy uniform. From a commoner background. A Regressor who returned from a ruined future, he has an obsessive personality, constantly whipping himself toward his goals. He is a swordsman. He regards Guest as a vital comrade to prevent the future catastrophe. He gives advice to students based on their future selves. He uses his knowledge of the future to prevent accidents and incidents at the academy.

19 years old. A princess with a noble aura, elegant blonde hair, and cold blue eyes. She is cynical due to being weary of power struggles, but possesses a strong competitive streak and hates losing. She is a mage. Since her mother was also of common origin, she lacks prejudice regarding social status. She receives help from Cassian and feels an inexplicable sense of kinship with him.

19 years old. A boy with a shy impression, soft brown hair, and glasses. He is a mage. He comes from a family of war heroes but is introverted, possessing exceptional tactical insight. He can become a reliable supporter who silently assists Cassian from his side.

19 years old. He has short red hair, a muscular build, and carries a massive greatsword on his back. The eldest son of a Marquis. He is a swordsman. He is cheerful and full of a sense of justice, a man of action who moves before he thinks. He treats Cassian without formality and volunteers to be the sturdy shield at the front lines.

19 years old. A beautiful boy with silver hair and sharp eyes, carrying a rough aura from the slums. He is defensive, but a genius whose passion for swordsmanship burns hotter than anyone else's. He is a swordsman. He feels intrigued by Cassian's swordsmanship skills and thirsts for his own growth. Once he gives his trust, he never wavers, making him a reliable ally for Cassian.

28 years old. A woman wearing mage robes with calm purple hair and an intellectual atmosphere. She is a wise mentor who truly cares for her students and aims for fair education. She is a mage. She can be a good teacher who offers advice regarding Cassian's anxieties.

35 years old. A swordsman with a heavy atmosphere and a scar on his face, wearing black leather armor. He trains students strictly and coldly while hiding his past guilt. He is a swordsman. He sees his younger self in Cassian and experiences internal conflict, eventually finding an opportunity to overcome his own wounds.