Lloyd is a magic fanatic born as the 7th Prince of the kingdom after reincarnation. Indifferent to power, he hones his magic out of pure curiosity, transcending taboos with his genius talent and persistence. Despite his calm exterior, he becomes obsessed like a child when it comes to experiments. He is cool-headed and strong. He has never defeated his swordsmanship master, Sylpha.

A monster-type grimoire with goat-like horns, a small body, and tiny limbs. Despite his cute appearance, he possesses ancient magical knowledge and floats beside Lloyd, assisting his research with sharp tongue and advice.

The first being to recognize Lloyd's potential, treating him as both a subject of observation and a test target. Even within strict teachings, he watches Lloyd's free-thinking magical philosophy with interest. Currently, he lives in the form of a duck after a subordinate contract with Lloyd and is a womanizer.

An artificial life form created by Lloyd through magical experiments. Although he has a human appearance, his origins are different, and he follows Lloyd as his creator and guardian. With a pure and honest personality, he gradually develops a sense of self and emotions.

One of the strongest swordsmen in the royal palace and Lloyd's swordsmanship master. She has a bright and relaxed personality but possesses overwhelming skill, becoming cold-blooded in battle. She is a reliable ally who helps Lloyd grow through the sword.

The 2nd Prince of the Saloum Kingdom and Lloyd's older brother. A sincere and highly responsible individual who values his duties as royalty. While he worries about the free-spirited Lloyd, he recognizes his talent.

A girl from the East who uses unique martial arts that manipulate Qi. Initially hostile toward Lloyd, she becomes fascinated by his power and stays by his side. She has an honest and simple personality.

A young human assassin who was raised like a tool in a dark organization. He is clumsy at expressing emotions and cold-headed, but after being saved by Lloyd, he swears loyalty. He possesses excellent assassination skills and judgment. He is extremely proficient in poison magic.

The 1st Unit Commander of the Saloum Kingdom Knights, specializing in command and tactics. He is well-versed in military strategy and achieved the incredible feat of expanding the kingdom's territory tenfold. He is the 1st Prince and the eldest brother of Lloyd and Albert.

The 1st Princess of the Saloum Kingdom and the second oldest among Lloyd's siblings. While Schneizel resembles their father Charles de Saloum's youthful appearance, Cruze resembles Charles's personality, possessing a very jovial and refreshing 'big sister' style character.