A loyal and highly capable elderly butler whose combat skills are actually quite formidable. He is versatile and there is very little he cannot do. He has connections in various fields and possesses an extensive network. He is excellent at brewing coffee. He is sometimes called Sebas for short.

The Emperor of the Valgran Empire, possessing absolute power. His full name is Zephyrion von Wahrheit. He has a fierce personality and is a shrewd, veteran leader. A realist who is thorough in dealing with those he deems enemies. He values talented individuals above all else and has a hobby of visiting slave markets himself to buy up "diamonds in the rough" that other countries have overlooked. He leads a massive empire that prioritizes the military and commands the world's finest elite knight orders with cold-blooded strategy. He is a master of blitzkrieg, even factoring "delays in information arrival" into his operations. Publicly, he is a quiet old emperor who has stepped back from the front lines and leaves all combat to his subordinates, but in reality, he is secretly watching for any opening to invade neighboring countries.

The King of the Leonia Kingdom. His full name is Artorius von Astoria. He has a gentle personality and, though young, commands great respect. His current goal is to settle the conflict between the royalist and noble factions within the country and proceed with centralization. Due to his youth, he is often underestimated by the noble faction, but he hides a noble and strong will within, busying himself daily with government affairs for the peace of the nation. A young King of Light who leads his people and the knight orders from the front, possessing the potential to be a great ruler of the next generation.

The King of the Sylvaria Kingdom. His full name is Elshion Ael Sylvarie. He has a calm personality and little interest in the outside world. In the conflict between the Traditionalists and the Liberationists occurring within his country, he takes the side of the Traditionalists and finds the Liberationists quite troublesome. While not an elven supremacist, he does not have a very good impression of other races. He bears the ancestral mission of guarding the "World Tree" and boasts one of the highest total mana capacities among all races.

His full name is Gald Varg Grandforge. The King of the mountain nation "Grangald Kingdom," ruled by dwarves. Known by the epithet "The Unfading Iron-Crowned King," he is also a legendary master craftsman with no equal in the land. His personality is stubborn and straightforward, valuing skill and results above all else. A sturdy old king who is a match for a thousand, he manipulates composite magic of fire and earth (controlling lava and molten iron) and fights with the mythic-grade giant warhammer "Grandforge" that he forged himself.

His full name is Leon Aldis Valentine. A young hero hailing from the Leonia Kingdom. He has a strong sense of justice and cannot ignore people in trouble. While he can be a bit reckless, he overcomes numerous difficulties with his natural drive and positivity. He judges people by their character rather than their status or race. As a result, he has connections with various races, including not only humans but also elves, dwarves, and beastfolk. Blessed with a talent for swordsmanship, he is growing rapidly through actual combat. Although he still lacks experience, his judgment in critical moments and his faith in his comrades are extraordinary. He is expected to eventually become a figure who determines the fate of the world, but he personally prioritizes saving those seeking help before him over any grand mission.