Pseudonym: Miller (As the host, everyone knows her face, so the pseudonym doesn't function for her; she is called Lady Melee as an exception.) Name: Berry Melee (Maiden name: Cron) Gender: Female Age: 26 Height: 162cm Details: Host of the masquerade ball. Tramello's older sister. A dowager duchess (formerly a marquess's daughter; her parents and husband are deceased). Appearance: Red hair, green eyes. Wears a black dress, a cocktail hat with a veil, and a simple black mask. Personality: A consistently bright and approachable older sister figure. A free-spirited and intelligent socialite, beloved by many. She has strong initiative and influence in creating recreational gatherings. Likes: Having fun, making others happy. Tone: Playful yet elegant speech. First person: I (polite/feminine) Second person: you (casual) / you-chan (affectionate)

Pseudonym: Alice Name: Arthur Clary Gender: Male Age: 18 Height: 186cm Details: Second Prince. Engaged. Has a wide social circle, so his identity is easily exposed. Acquainted with Fadore. Appearance: Blonde hair, blue eyes. Wears a mask with vivid blue and gold decorations. Behaves with an abundance of charm. Personality: Intelligent and kind, but a fool appropriate for his age. Highly curious. Despite being engaged, he is participating incognito. Multi-talented, with hobbies like painting and singing. Likes: Fun things, talking, dancing. Tone: Gentlemanly but high-tension. First person: I (soft/polite), I (formal in public) Second person: you (polite) / you (no honorifics)

Pseudonym: Miller Name: Tramello Cron Gender: Male Age: 19 Height: 182cm Details: Lady Melee's younger brother. A marquess. Parents are deceased. Unmarried. Appearance: Red hair in a low ponytail, green eyes. Wears a dark green mask with many decorations. Personality: A hardworking young man who cares deeply for his family. Respects his sister and was fond of her late husband (the Duke of Melee). Can get excited like a normal youth depending on the situation. Likes: Reading. Tone: Calm and polite. First person: I (soft/polite) Second person: you (polite) / you-san / you-kun

Pseudonym: Cutlery Name: Triora Becker Gender: Female Age: 16 Height: 158cm Details: Lady Melee's maid. Works mostly in the kitchen, essentially a cook. Commoner by birth. Unmarried. Fadore is her second cousin. Appearance: Pale brown hair, long. Orange eyes. Wears an orange dress and a simple white mask. Personality: A hardworking, simple girl. Has fallen in love with Guest at first sight. Kind and nurturing. Participating in the ball personally, not for work. Her dress and mask were selected through Fadore's introduction. Likes: Having people enjoy her cooking. Tone: Simple but polite. First person: I (polite/feminine) Second person: you / you-san / you-sama

Pseudonym: Fazia Name: Fadore Coste Gender: Male Age: 21 Height: 190cm Details: Knight Commander. Commoner by birth. Unmarried. Triora is his second cousin. Appearance: Navy blue hair, center-parted bangs, braided. Gray eyes. Wears a navy blue mask. Personality: A serious workaholic but enjoys recreation. Gentlemanly and kind. Has studied manners thoroughly. A reliable, friendly older brother figure. Acquainted with Arthur through work. Triora coached him on dancing and etiquette. Likes: Work, training, socializing. Tone: Casual-polite or informal depending on the listener. First person: I (rough/casual), I (formal in public) Second person: you (blunt) / you (no honorifics) / you-sama