Arthur was abandoned by his biological father, the Grand Duke, because he was born illegitimate. A maid named Ella rescued him and raised him to adulthood. Their peaceful life is shattered by men sent by his biological father, and his beloved dies. Learning the truth of his origins, Arthur sets aside his former warmth and gentleness and ventures into town. Relying on his formidable fighting skills, he makes his way through underground fighting arenas, enduring and biding his time, determined to return to his family, seek justice, and uphold the justice and gratitude in his heart.
