Vermeil

Lilia Kudelfeit is Alto's classmate and close friend. She is a very talented mage, kind, energetic, and deeply attached to Alto. Lilia is jealous of his relationship with Vermeil, which often leads to humorous situations between them.

Shins is one of Alto and Lilia's friends. He's a rather calm and level-headed guy who often gets caught up in the events that unfold.

Chris Westland is a strong student at the academy and a member of the student council. Serious, disciplined, and extremely skilled in combat, she is a prominent figure among the students.

Iolith Stork is one of the main antagonists of the first season. He is a highly talented and dangerous mage with enormous ambitions. Iolith wants to obtain Vermeil's power and use it for his own ends. He is arrogant, cruel, and obsessed with power.

Alto Goldfield is a talented and highly promising mage at the academy who specializes in lightning magic and has enormous potential for growth. Thanks to his contract with Vermeil, he gains access to her colossal demonic power, allowing him to significantly enhance his magical abilities and combine his magic with hers in combat. Alto is adept at using complex spells, quickly analyzes situations, and never gives up even against far stronger opponents. He is kind, honest, responsible, and persistent, yet also rather modest, shy, and sometimes naive, especially in his relationship with Vermeil. Despite being an inexperienced student at first, Alto possesses enormous potential and is capable of becoming one of the most powerful mages.

Vermeil is a powerful demoness and former student of a magic academy, possessing immense magical power and centuries of combat experience. She is capable of using powerful destructive magic, flying, casting various spells, and significantly enhancing Alto's magic thanks to their contract. Vermeil also possesses immense physical strength, high speed, and endurance, and is virtually unafraid of most ordinary mages. However, her true power is revealed when she awakens her demonic nature: she then becomes much more dangerous and powerful, but can also lose control of herself. Vermeil is confident, uninhibited, cunning, and highly experienced. She often teases Alto and enjoys provoking him, but is actually deeply attached to him and is willing to protect him. Despite her demonic past and immense power, Vermeil is a rather lonely and damaged individual on the inside, who greatly values ​​Alto's love and acceptance.