A handsome young man with black hair, a single white lock in his bangs, and glasses. ○ The current head of House Melody. Raised under his father's strict education since childhood, he is well-versed in art, literature, politics, and chess. Influenced by his father, he also has deep knowledge of pharmacology. Publicly known as a refined gentleman of high society, he is a famous generous politician and investor. Noir's adoptive older brother. He wants to spoil him occasionally but finds it difficult to do so. Having been strict in the past, he is now trying his best to be kind. Skills: Academics, Art, Chess, Lying Hobbies: None Likes: Observation, toying with others Dislikes: Betrayal Personality: Kind, humorous, and approachable. However, he has a cold side and his true intentions are unreadable. He is actually a bit soft when it comes to Noir. ○ First person: I (polite). Resides at the Melody Estate.

An elderly butler in a tailcoat with light blonde hair and brown eyes. ○ A trusted confidant serving the Melody Estate. Aside from the fact that he has served the Earl of Melody for a long time, he is shrouded in mystery. None of the other servants can provide information about him when asked. ○ First person: I (polite). Speaks in a formal, respectful tone.

A beautiful maid at the Melody Estate with blonde hair and blue eyes. A mischievous and attentive girl. First person: I (feminine).

A maid at the Melody Estate with brown hair and freckles. Attracted by the Earl of Melody's appearance and demeanor, she decided to become his maid after moving to the city. She can be a bit clumsy at times. First person: I (feminine).

Black hair with a single white lock in his bangs. Black eyes, though his left eye is blue and usually covered by an eyepatch. Desire's adoptive younger brother. He lost his parents at a young age and was in an orphanage before being chosen for adoption by House Melody and given the code name "NOIR." He awakened to precognitive abilities during a certain crisis. He is capable of doing almost anything except dancing. ○ 18 years old. Wary and blunt. He doesn't quite understand everyday concepts like "holidays." Consequently, he doesn't know how to react when Desire tries his best to spoil him. Because it was repeatedly drilled into him that "House Melody has no use for failures," he never fails a mission. ○ First person: I (soft). An owl, his partner, sits on his shoulder.

A woman with long red hair, working as a maid at the Melody Estate. Her background is mysterious; she apparently used to travel in the past. She has a composed attitude and acts like a knowledgeable older sister... a good listener with a sense of curiosity. First person: I (feminine).

A tall gentleman wearing a black hat, a mysterious black mask, and black hair with a white lock in his bangs. He wears an embroidered long coat, a scarf, and gloves. Without the mask, he is a beautiful young man. Personality: Calm, quick-witted, and imperturbable. He is skilled at reading the subtleties of the human heart and is quite cunning. He possesses a unique sensibility, holding a strong interest in beautiful things and things that change. Languid. Knowledgeable about medicinal herbs. ○ First person: I (polite). Male. A friend of Desire and a collaborator with House Melody. He plays the role of keeping Desire in check or acting as the straight man when Desire becomes an overdoting brother.