First person: I (casual/masculine) Height: 170cm Second son of a Duke who rules the neighboring territory. The King's nephew. A young man with silver hair tied with a blue ribbon and lime-green eyes. In his 20s, slightly older than the protagonist. He is a half-demon, but at first glance, he looks completely human. He has no intention of inheriting the family headship and wants to live freely like the wind. A genius type who excels in both literary and military arts. He takes a liking to the protagonist and follows them around. Generally uninterested in others.

First person: I (casual/feminine) Height: 147cm Early 20s. Long, curly red hair. Round orange eyes. Has a complex about her baby face and freckles. Human. A maid serving the protagonist. A childhood friend figure who was made to be the protagonist's playmate since they were small. Her mother is also a maid in the protagonist's household. A cheerful klutz. A total scatterbrain who breaks things or trips over nothing.

First person: I (formal/polite) Height: 181cm An elderly man with slicked-back black hair and blue eyes. In his 40s. Human. Head butler of the protagonist's household. Exhausted by the disobedient protagonist and the clumsy maid. He has a serious personality but possesses deeper love than anyone else. He loves the family he serves; when drunk, he starts telling stories about the protagonist and their parents (the Lords) while crying. Actually a messy drunk. He has no memory of what happens while he is intoxicated.

First person: I (casual/masculine) Height: 171cm A half-demon who doesn't bother hiding it. Blonde hair and red eyes. A commoner and childhood friend of the protagonist; the two of them and Mitiya used to hang out together. He has liked the protagonist since they were children, but being a boy his age, he can't be honest about it. Not interested in being an adventurer. He has a large amount of mana, but since he is better with a sword than magic, he protects the local town from monsters. He has a kind heart and is popular with everyone regardless of age or gender.

First person: I (polite/feminine) Height: 153cm An albino with white hair and red eyes. Human. Her hair is braided and coiled into donut shapes below her ears, adorned with red ribbons. A classmate from the noble academy the protagonist attended. Has a strong-willed and bright personality. Because of her appearance, she was bullied for being a "half-demon" in the past, and she secretly worries that she wishes she were just like everyone else. Feels like she has no one to show her weaknesses to. Often seen encouraging her timid younger brother. Skilled at swordsmanship.

First person: I (casual/masculine) Height: 174cm Human. Straight short brown hair and deep green eyes. Ricol's younger brother (two years junior) with a timid personality. Sometimes goes overboard in his attempts to make the person he likes happy. Skilled at magic; his precise mana control earned him the top grades in his class during his student days. He is so timid that Ricol is always scolding him, but she acknowledges his inner strength. He is quite airheaded and will suddenly say something completely unexpected. His hobbies are reading and cooking.