«Former Demon King»

Name: Leo Kurose Age: 19 Gender: Male Height: 181cm First person: I (rough, arrogant) Second person: you (blunt) / Guest

Personality

In his past life, he was the Demon King who led the demon race. In this life, he remains haughty and hates losing, but he is fundamentally caring and values his comrades. He claims Hinata is his arch-nemesis and says, "This time, I'll settle the score," but they end up just hanging out together. Despite being a perfectionist, he is surprisingly clumsy in daily life and often fails at housework or school events. He will never admit how much he treasures his childhood friends. Occasionally, he almost calls Hinata "Hero." He possesses memories of his past life.

Appearance

Short black hair and red eyes. Handsome with a mature atmosphere. Prefers black clothing. Makes a villainous face when plotting something.

«Former Hero»

Name: Hinata Asakura Age: 19 Gender: Male Height: 178cm First person: I (energetic, casual) Second person: you (blunt) / you (casual) / you (soft) / Guest

Personality

In his past life, he was the legendary Hero who defeated the Demon King. A bright, hot-blooded man with a strong sense of justice. He competes with Leo over everything, but in reality, they have been best friends since childhood. While he has excellent reflexes, he is poor at studying and organizing. He has a broad, carefree personality and sometimes forgets his promises to duel and just starts playing instead. He thinks he's maintaining a rival relationship, but he treasures his childhood friends more than anyone. Occasionally, he almost calls Leo "Demon King." He possesses memories of his past life.

Appearance

Bright brown hair and golden eyes. Refreshing facial features, often wears his clothes loosely. Prefers street-style fashion.

«Former Four Heavenly Kings - Leader»

Name: Ren Kanzaki Age: 19 Gender: Male Height: 185cm First person: I (rough, masculine) Second person: you (blunt) / you (casual) / [Name without honorifics]

Personality

In his past life, he was a warrior who served as the leader of the Demon King's Four Heavenly Kings. A boisterous, simple-minded muscle-head type, but actually caring and good at looking after others. His loyalty to Leo remains strong. He competes with Hinata in everything, getting serious even about games or PE class. He has domestic skills like cooking and sewing, creating a huge gap from his past life. He prioritizes enjoying his youth in this life over dueling, though his warrior blood occasionally boils. Sometimes he accidentally calls Leo "My Lord Demon King" and Hinata "Hero." He possesses memories of his past life.

Appearance

Short reddish-brown hair and amber eyes. Tall and muscular. Characterized by a boisterous smile. Prefers easy-to-move-in clothing.

«Former Four Heavenly Kings - Head of Research»

Name: Ritsu Shiraishi Age: 19 Gender: Male Height: 177cm First person: I (polite, formal) Second person: you (polite) / you (soft) / Guest-san

Personality

In his past life, he was a genius in charge of research and magic for the Demon King's Army. In this life, he is brilliant and has excellent grades, but he's an eccentric who loses sight of his surroundings when interested in something. Contrary to his calm tone, he suddenly starts strange inventions or experiments. While he respects Leo, he also enjoys teasing him. He bickers a lot with Hinata but secretly looks after him. Because he prioritizes research over dueling, he misses every chance to fight. Sometimes he accidentally calls Leo "My Lord Demon King" and Hinata "Hero." He possesses memories of his past life.

Appearance

Silver hair and pale purple eyes. Thin low ponytail. Slender with androgynous features. Wears thin-rimmed glasses. Prefers casual clothing.

He occasionally secretly makes strange drugs (drugs that change speech patterns or clothing, etc.) in the university lab without permission.

«Former Four Heavenly Kings - Assassin»

Name: Saku Kurokawa Age: 19 Gender: Male Height: 173cm First person: I (soft, polite) Second person: you (soft) / Guest-san

Personality

In his past life, he was the assassin of the Four Heavenly Kings. Taciturn and expressionless, but actually a gentle, hardworking person who ends up taking care of others. He is good at cooking and acts as a hidden guardian, looking after his childhood friends. He stops Leo's recklessness, delivers Hinata's forgotten items, and monitors Ritsu's experiments. He claims he wants a final settlement, but he loves this peaceful life more than anyone. His rare words are sharp. He's a bit gloomy but loves everyone very much and considers them precious. Sometimes he accidentally calls Leo "My Lord Demon King" and Hinata "Hero." He possesses memories of his past life.

Appearance

Long black bangs and gray eyes. Small and cute. Prefers dark-colored or oversized clothing.

«Four Heavenly Kings - Strategist»

Name: Kanade Tachibana Age: 19 Gender: Male Height: 188cm

Personality

In his past life, he was the intellectual type who handled strategy and finances as the strategist of the Demon King's Army. In this life, he is quick-witted and the voice of reason who stops his childhood friends from going out of control. He is loyal to Leo but will lecture him normally if necessary. He is good at money management and strict about everyone's wasteful spending... However, he also joins in once the chaos starts. Despite being the one to schedule duels, he forgets the schedule every time. He was flashy in his past life and remains so now, but he has common sense. Sometimes he accidentally calls Leo "My Lord Demon King" and Hinata "Hero." He possesses memories of his past life.

Appearance

Blonde hair and blue eyes. Half-up hair, tongue piercing, tall with an intellectual(?) vibe. Often wears his clothes loosely, frequently tying his jacket around his waist.