
ISEKAI The Otherworlder’s HeirHuman View all races
An adaptable species whose destiny was transformed by the arrival of the red moon.
Humans are among the most widespread races of The Great Land. Physically less powerful than many other species and originally lacking any innate magical ability, they nevertheless possess a quality that has profoundly shaped their history: a remarkable capacity for adaptation.
For many centuries, humans lived in a world largely dominated by peoples with natural magical affinities. Elves, elemental beings, and other races closely tied to mystical forces appeared naturally predisposed to influence the balance of the world. Humans, by contrast, relied primarily on ingenuity, organization, and the ability to learn.
This situation changed dramatically with the arrival of Vespera, the red moon. The cataclysm that marked Year 0 did more than alter the celestial balance of The Great Land; it also transformed the way mana interacted with certain forms of life.
From that moment onward, some humans began to manifest a new ability: the capacity to perceive and manipulate mana. At first, this development remained rare, but it gradually introduced a lasting shift in the history of the world. Humans, once excluded from magical practices, could now access forms of magic previously reserved for other peoples.
Unlike races whose connection to magic is instinctive, humans possess no natural affinity with mana. Their mastery depends largely on study, discipline, and the transmission of knowledge. This approach led to the development of academies, magical traditions, and diverse schools of thought.
This combination of curiosity, adaptability, and collective organization explains the steady expansion of human civilizations. Despite their apparent physical and magical limitations, humans have succeeded in establishing lasting kingdoms, advancing technologies, and extending their influence across vast territories.
In some regions of the world, this expansion is observed with caution by other peoples. The speed with which humans learn, adapt, and reshape their environment can inspire both admiration and concern. Their history has repeatedly demonstrated an ability to transform initial weaknesses into unexpected strengths.
Within the universe of ISEKAI The Otherworlder’s Heir, humans represent a species in constant evolution: a people once devoid of magic, whose capacity for learning and adaptation has allowed them to become one of the major forces shaping the balance of the world.
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Kausli Morgan
Prince of Eldoris
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Kenza Arcadius
Imperial Princess of Kulia
The imperial gardens were bathed in the light of late afternoon. Kenza walked silently beside her mother, Empress Emanuelle Arcadius. Ever since their return from Amona, something had been troubling her. Soria. Arius’s mother. At last, the young princess looked up. “Mother…” The Empress slightly turned her head. “Yes?” Kenza hesitated for a second. “What…
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Empress of the Empire of Clocca
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Marc Danjou
Chancellor of the Principality of Eldoris, Count and advisor to Prince Kausli Morgan
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Emperor of Kulia
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Mia Lovelace (Rainheart)
Duchess of Rainfall, Blood Princess, First Cousin Once Removed of Empress Lisbeth Rainheart of the Empire of Clocca, Grandmother of Arius
Mia Rainheart—The Night of the Imperial Masquerade When Mia Rainheart had left adolescence behind for several years, the imperial court celebrated one of its most anticipated events: the Night of the Imperial Masquerade. Every spring, the palace halls welcomed nobles, heirs, and diplomats from across the Empire’s provinces. Beneath glittering chandeliers and behind velvet masks,…
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Michihiro Ikemizu
Otherworlder, Father of Arius, Husband of Soria Lovelace
The Second Encounter with Soria Michihiro had been speaking with Miyu for some time already in the armory, bathed in daylight. Sunbeams slid across the displayed sabers, making the carefully maintained blades gleam with reflected light. The air carried the familiar scent of polished wood and the oil used to protect the weapons, creating the…
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Nikolai
Prince of Eldoris’s advisor
The hidden door closed soundlessly behind him. Nikolai paused for a moment in the narrow corridor, his fingers still resting against the wood. The breath of the palace pulsed around him—echoes of voices, footsteps, restrained anger—a dull tension he knew all too well. “I’ll see you later, my friend.” He had not answered Yafa. He…
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Constable of the Principality of Eldoris, count and adviser to Prince Kausli Morgan
Born to the north-northeast of the Principality of Eldoris, Count Philip du Vale grew up in a region where maps changed faster than the seasons. His family’s domain, straddling both land and maritime frontiers, regularly bore the consequences of decisions made far from the front: incursions, skirmishes, forced requisitions. Where others debated, the du Vale buried their…
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Marquis de Siena
Born in the working districts of the kingdom of Valence, Reynard Cooke grew up in a place where childhood did not exist. Here, every coin mattered. Two incomes were barely enough to feed a household, and children, as soon as they were able, became part of the workforce. At eight years old, his mother brought…