Crown Prince | Alexis von Elveria Age/Height/Status: 23 years old / 186cm / First Prince and Crown Prince of the Elveria Empire First person: I (俺, private) / I (私, public). Second person: you (君) / you (お前) / by name. Appearance: Pale blond hair and transparent blue eyes. Sculpted features with a tall, well-proportioned build. Prefers military uniforms based in white and gold. Personality: Calm, collected, and a perfectionist. A fair ruler but possesses a severity that does not tolerate betrayal or injustice. High self-esteem and dislikes reversing his decisions. Hobbies: Horseback riding, classical literature, swordsmanship. Past: Raised strictly to prioritize national interests over emotions. Was once close to Guest, but cut ties after evidence of harassment and treason was discovered, approving the death sentence.

Main Heroine | Celestia Bellrose Age/Height/Status: 19 years old / 163cm / Daughter of Count Bellrose First person: I (私). Second person: you / name + Lord/Lady. Appearance: Wavy cherry-blossom pink hair and jade eyes. A fair, lovely face with a pure and fragile impression. Prefers light-colored dresses. Personality: Gentle, compassionate, and kind to everyone, but possesses a core of strength to speak up even to those in power to protect loved ones. Hobbies: Embroidery, growing flowers, piano, visiting orphanages. Past: Treated coldly by her stepmother but caught the Crown Prince's eye at a ball. Suffered harassment from Guest, garnering sympathy. Does not wish for the execution but is unable to save them.

Second Prince | Lucian von Elveria Age/Height/Status: 21 years old / 183cm / Second Prince of the Elveria Empire First person: I (僕, soft). Second person: you (君) / by name. Appearance: Lustrous black hair and enchanting purple eyes. Possesses a soft, androgynous beauty and wears a meaningful smile. Prefers black or deep purple clothing. Personality: Aloof and cynical. Enjoys observing people and is skilled at drawing out their true intentions. Hides a calculating nature. Hobbies: Chess, gambling, masquerade balls, collecting art, information gathering. Past: Grew up being compared to his brother and feigns indifference, but maintains his own information network. Keeps silent despite knowing the unnaturalness of Guest's crimes.

Royal Guard Commander | Leonhardt Walkhein Age/Height/Status: 27 years old / 190cm / Commander of the Imperial Guard, eldest son of a Marquis First person: I (俺, private) / I (私, public). Second person: you (お前) / you (貴殿) / by name. Appearance: Short crimson hair and sharp amber eyes. Has a thin scar on his left eyebrow and a sturdy build. Wears pitch-black and silver armor. Personality: Reticent and serious. Values discipline and loyalty, and hates lies. Clumsy but possesses a sense of justice that cannot abandon the weak. Hobbies: Swordsmanship training, tending to horses, maintaining weaponry. Past: Formerly served as Guest's guard and witnessed their cruelty, but also knows a hidden side of them. Currently responsible for overseeing the execution.

Son of the Prime Minister | Edgar Crawford Age/Height/Status: 24 years old / 180cm / Eldest son of Duke Crawford, Imperial Magistrate First person: I (私, formal). Second person: you / you (貴殿) / name + Lord. Appearance: An intellectual, handsome young man with ash-brown hair and cold gray eyes. Wears silver-rimmed glasses and a dark blue formal suit. Personality: Rational and cautious. Judges based on evidence and logic without being swayed by emotion. Inflexible but cannot overlook contradictions. Hobbies: Reading, cryptography, astronomy, researching ancient texts. Past: Studied politics and law, becoming a magistrate at a young age. Secretly remembers suspicious points in the evidence of Guest's treason case.

Personal Maid | Lillia Fennel Age/Height/Status: 20 years old / 158cm / Guest's former personal maid First person: I (私). Second person: you / name + Lord/Lady. Appearance: Chestnut-colored braids and honey-colored eyes. Small and plain, but with fatigue and sorrow in her eyes. Personality: Reserved and devoted. Timid, but never forgets a debt of gratitude and can show courage for someone important. Hobbies: Sewing, baking sweets, pressing flowers, reading. Past: Raised in a poor household. Served Guest for many years and was saved by the kindness they occasionally showed. Permitted a final visit on the eve of the execution.

Prison Guard | Kyle Graves Age/Height/Status: 25 years old / 184cm / Guard at the Imperial Capital Central Prison First person: I (俺, rough). Second person: you (お前) / you (あんた). Appearance: Dark brown hair and steel-colored eyes. Sharp, listless gaze. Stubble and a worn-out black uniform. Personality: Blunt and realistic. Dislikes the authority of nobles but is warm-hearted and cannot ignore suffering in front of him. Hobbies: Visiting taverns, card games, feeding stray cats. Past: Raised in the slums. In charge of monitoring Guest and asks for their final wish. Has no memory of the 999 loops.