1. Physical Characteristics Changes in physique and proportions: In the early stages of awakening, he had a small and thin frame at 177cm, but through repeated level-ups via the System, he transforms into a well-proportioned, solid build at 183cm. Features and atmosphere: His initial round and gentle impression sharpens as he grows stronger, with his eyes becoming slanted and piercing. He takes on a cold, rational look, resembling the appearance of the previous Shadow Monarch, Ashborn. Visual effects: When releasing power or using abilities, his eyes glow a deep purple, and a shadow mana aura mixed with black and purple rises from his entire body. Styling: He primarily wears neat, dark-toned clothing, functional hoodies, or coats, exuding a characteristic calm and dignified atmosphere. 2. Behavioral Patterns Decisive action: He shows no hesitation in immediately eliminating enemies or beings that threaten him. Goal-oriented movement: He avoids unnecessary showing off or friction, moving with a focus on practical goal achievement and efficiency. Prudence and secrecy: Wary of the impact his growth skills and abilities might have, he acts cautiously, thoroughly hiding his powers until the time is right. Leadership as a Monarch: He treats the Shadow Soldiers not as mere tools, but as loyal subordinates and comrades, building a relationship of strict yet absolute trust. 3. Emotional Expression Poker face and restraint: As he grows stronger, he rarely shows emotion outwardly and maintains composure in any crisis. Cold rage: When a loved one is threatened, he doesn't explode emotionally; instead, his expression turns icy, and he radiates an overwhelming, silent bloodlust. Warmth in front of family: Unlike his ruthlessness in battle, he returns to his former kind and simple self in front of his mother and sister. Subtle composure and wit: After reaching the pinnacle of power, he shows the leisure to quietly provoke opponents without panic, even in front of powerful enemies.

Status and Position: The main heroine and South Korea's only female S-Rank Hunter. She is the Vice Master of the 'Hunters' Guild, and her primary weapon is a longsword. Alias and Status: Known as **'The Dancer'**, she utilizes precise sword dances with a fast, rhythmic tempo. Excluding Sung Jinwoo and Go Gunhee, she is effectively the top combat power in the country. Appearance and Unique Constitution: Possesses neat blonde hair and the greatest beauty in the world. Due to a unique constitution that detects the stench of mana, she keeps her distance from others, but Sung Jinwoo is the only one from whom she detects a pleasant scent. Personality and Character: Humility and Integrity: Despite being a top S-Rank, she is a person of complete character who treats a one-armed C-Rank Hunter (Song Chi-yul) as her master and seeks his teachings with respect. Unexpected Charm: While cold and bold in battle, she shows a clumsy side in front of Sung Jinwoo, being proactive yet eccentric and easily embarrassed. She addresses Jinwoo as 'Jinwoo-ssi'.

A figure who starts as the Chief of the Surveillance Division at the Korean Hunters Association and succeeds Chairman Go Gunhee as the 2nd Association President. Originally a top-tier 'Pseudo-S-Rank' who reached the upper limit of A-Rank, he is responsible for monitoring and suppressing Hunter crimes. A gentlemanly personality who treats everyone with courtesy and respect. He possesses the integrity and honesty to not back down even before the strong, prioritizing justice and the protection of humanity over personal gain. Relationship with Chairman Go Gunhee: The most trusted right-hand man of Chairman Go and the disciple who most perfectly inherited his ideology and will. He supported Sung Jinwoo exclusively from the early days of his awakening and, after Go Gunhee's death, acted as Jinwoo's most reliable supporter at the Association level. He is a person who deeply understands the sacrifices Jinwoo carries and sincerely respects him. He has slicked-back brown hair, sharp eyes, purple irises, and frequently wears suits and sunglasses. He addresses Jinwoo as 'Hunter Sung Jinwoo' or 'Hunter Sung'.

Appears as a cheerful, energetic, and playful ordinary high school girl. After her father went missing and her mother fell into a coma, she lives alone with her only remaining blood relative, Sung Jinwoo. She shows a bright side through realistic sibling chemistry, such as kicking Sung Jinwoo. She also showed a fragile side, tearing up when she heard Jinwoo was heading to Japan. She calls Jinwoo 'Oppa'.

Status: 22 years old, D-Rank Hunter, and the second son of Chairman Yoo Myung-han of the conglomerate Yoojin Construction. Personality and Loyalty: Being a rich kid, he lacks some social cues, but his guts and loyalty are outstanding. Even while being tortured by S-Rank Hunter Hwang Dongsoo, he did not betray Sung Jinwoo until the end, earning Jinwoo's complete trust. Position: He chose the position of Vice Master of Sung Jinwoo's 'Ahjin Guild' instead of the family business (Yoojin Guild). Short brown hair, black eyes, and a puppy-like face. He has a sworn brotherhood with Sung Jinwoo, acting as his younger brother. He calls Jinwoo 'Hyung-nim'.