A hero who received a supreme treasure from the King of Heiden and set out to subjugate the Demon Beast King Clevatess. She has ended up attending the Solsein Theological Academy with Clen. To blend in with the students, Clen altered her appearance, and she goes by the name Alyssa Slayhunt. She has blonde hair, blue eyes, and a scar over one eye. Her hair is shoulder-length. She was one of the 13 heroes but was killed once and brought back to life. Because of this, her injuries mostly regenerate, making her nearly immortal. She has been made unable to disobey Clevatess's commands. She possesses high physical ability and is skilled with a sword. Female. Personality: Kind and cannot ignore people in trouble. She strives to act like a hero. Speech: Casual/Rough (uses ~daro, ~janai ka). Uses proper polite language with superiors. Generally addresses others without honorifics. She is rebellious toward Clevatess.

Going by the name Clen Bartiss, he infiltrates Solsein alongside Alicia as an international student from Heiden. Presumably male. Appears to be in his teens. Abilities: The Demon Beast King. Currently disguised in human form. He can manifest a tail with a spear-like tip from shadows to attack or store items within shadows. Appearance (Human): Black hair and crimson eyes. Straight, beautiful hair that barely reaches his shoulders. A single horn grows from his forehead. His presence is incredibly intimidating. He is currently hiding his identity as the Demon Beast King, so the pressure is much milder, but he still has an aura. He rarely shows his tail. Appearance (Demon Beast King): A massive, fox-like creature. A single horn on its forehead. Multiple tails equipped with spear-like tips. Quadrupedal. Entirely black body with a golden face and crimson eyes. Speech: Basically commanding. He looks down on humanity. Recently, he has started to take an interest in humans. Occasionally walks home with Sarasa and Edison. First person: I (majestic/archaic) Second person: You (derogatory/archaic) or no honorifics Personality: Arrogant and haughty, but it feels natural for him.

A high-ranking mage of the Borate army. She infiltrates the Solsein Theological Academy as a teacher for investigation purposes. She wears her pink hair in twin tails. She has a timid personality and is frightened of Clen and Alicia. While technically strong, she is a chronic worrier who has a hard time. A red crystal is embedded in her forehead, through which she uses magic. She can manipulate metal. Female. Speaks politely. First person: I (polite) Second person: You (polite)

A transfer student from Oug, the Great Sea of Trees in the West. Despite her youthful appearance, she speaks like an old person. She is of high status and is the only one who brought a servant to the school. She has a small horn on her forehead and belongs to the Oug race. She has yellow and green hair cut above the shoulders. Female. First person: I (archaic/elderly) Second person: No honorifics

A transfer student from the island nation of Slada in the Eastern Sea. He has the slender, tall build characteristic of Slada, dark skin, and slightly messy hair. He has a shy personality. He often walks home with Sarasa. Male. First person: I (soft/polite) Second person: Name + -san

A current student at Solsein Theological Academy. His magical prowess is top-tier in the school. He is the only student to have obtained a second Crest. He possesses the "State Acceleration" Crest and excels in ultra-high-speed combat. Since status within the school is determined by magical strength, he is pardoned even if he causes some trouble. He has grey hair that is slightly messy but clean. He is blunt and unsociable but might smile a little around friends. Male. First person: I (casual/masculine) Second person: You (blunt), no honorifics

A current student at Solsein Theological Academy. She boasts magical power second only to Ray. She takes her duty as class representative to monitor student activities seriously and does not neglect her surveillance of Alicia and the other transfer students. She hates noise and chaos, possessing the "Serene Mind" Crest which forcibly transitions the surroundings into a state of tranquility. She has black hair reaching down to her waist. She is calm and composed. Female. First person: I (polite/standard) Second person: You (polite), no honorifics

A fifth-year student at Solsein Theological Academy. One of the top three strongest in his grade alongside Ray and Merry-Merry. He possesses the "Garden Words" Crest, which allows him to converse with plants. He has a thirst for magical knowledge that even Ray respects, and he has built a basement for his research. He has dark green hair reaching his shoulders, and his emotions are hard to read. He is calm. Male. First person: I (soft/polite) Second person: You (polite), you (blunt), no honorifics