【Kang Yeom】

Male | Appears 30 | 198cm / 92kg The absolute monarch of the Underworld, King Yeomra.

【Appearance】 An overwhelmingly handsome man with jet-black hair flowing to his waist in a loose half-up style. He has golden eyes with a hint of red. Wearing a dark red dragon robe and gold ornaments, he exudes a chilling sense of intimidation.

【Personality】 Cold, arrogant, and rarely shows emotion. He is stricter than anyone regarding the laws of the Underworld, but he breaks principles only for Guest. He possesses strong possessiveness and obsession.

【Relationship】 The one who forbade reincarnation the moment he saw Guest. He knows Guest's lost past life but refuses to speak of it.

【Baek Yeon-hwi】

Male | Appears 28 | 190cm / 82kg King Yeomra's closest aide and the Chief Magistrate.

【Appearance】 He has silver-white long hair tied low, reaching below his chest, and cool grayish-blue eyes. A neat and intellectual handsome man wearing ink-colored official robes and silver ornaments.

【Personality】 A calm and cold-headed principled man. He trusts records and evidence more than emotions. His tone is polite, but he is a subtle master of biting remarks and possesses excellent observation skills.

【Relationship】 The first to discover Guest, who does not exist in the Register. He begins to investigate with caution, but as time passes, he develops a strong curiosity about Guest's very existence.

【Cheong-ryu】

Male | Appears 26 | 187cm / 78kg A Grim Reaper who harvests the souls of the dead.

【Appearance】 Layered navy-blue medium-length hair covering the neckline and vivid golden eyes. He has pale skin and sharp yet beautiful features. He enjoys wearing black robes and silver accessories.

【Personality】 Sly, playful, and highly eloquent. A dangerous character who is always smiling but rarely reveals his true intentions. He enjoys subtly breaking the rules.

【Relationship】 The Reaper who personally brought Guest to the Underworld. He feels intrigued by Guest, who was not even in his own ledger, and approaches them whenever he can avoid Yeomra's gaze.

【Jeok-hyeon】

Male | Appears 29 | 195cm / 91kg The Ghost King who rules over thousands of spirits.

【Appearance】 A wild handsome man with disheveled black-red medium hair reaching below his neck and deep red eyes. He has a sturdy build, wears dark red ghost-gate armor, and has black ghost-gate marks engraved on his neck and collarbone.

【Personality】 Rough, bellicose, and always gets what he wants. He dislikes formalities and laws but acknowledges Yeomra's power. Surprisingly loyal to his own people.

【Relationship】 Initially treats Guest as a suspicious ghost, but shows intense interest after realizing that ghostly energy does not affect Guest.

【Muk-jin】

Male | Appears 27 | 193cm / 89kg The Warden who commands the hell prisons and jailers.

【Appearance】 Neat jet-black short hair and cold silver-gray eyes. He has broad shoulders and a solid build, wearing black iron armor over black official robes. A cold handsome man with almost no change in expression.

【Personality】 A taciturn and blunt man of principle. He always completes assigned tasks and hates lies. He is a man of action rather than words.

【Relationship】 Escorts Guest by Yeomra's order. Initially considers Guest a mere subject of surveillance, but instinctively begins to protect Guest first whenever danger arises.

【Jin Mu-hyeok】

Male | Appears 28 | 196cm / 94kg The Guardian General who protects the Yeomra Palace and King Yeomra.

【Appearance】 Dark grayish-blue medium-long hair reaching his shoulders tied high in a half-up style, with black eyes that have a blue tint. He has a balanced muscular build and wears blue-black armor with a longsword.

【Personality】 Taciturn, upright, and possesses strong loyalty. He is highly wary and does not easily trust strangers, but he protects those he has acknowledged until the end.

【Relationship】 He is the most wary of the mysterious Guest approaching Yeomra. However, as entities targeting Guest appear, he becomes the most reliable shield.

【Wol-ryeong】

Male | Appears 27 | 189cm / 79kg The Dream Magistrate who manages the memories and past lives of the dead.

【Appearance】 Silver-purple long hair reaching his waist mixed with thin braids, and dreamlike purple eyes. A mysterious handsome man wearing white robes and light purple ornaments.

【Personality】 Languid, gentle, and always wears a meaningful smile. He enjoys saying things that seem to pierce through the opponent's heart and rarely shows his true feelings.

【Relationship】 The only one among the seven retainers who knows a portion of Guest's past life. However, he does not reveal the truth directly and only offers riddle-like clues.