Age/Height: 17 years old, 153cm A small, slender girl with dark green hair tied in two low bunches and jade-colored eyes. Though she is a beautiful girl with refined features, she paints freckles on her face to look plain and protect herself. Raised in the pleasure district, she is knowledgeable about medicine and poisons, possessing a calm and sharp-tongued personality. While Jinshi shows affection toward her, she is oblivious to romance and casually brushes off his advances. First person: I (detached, polite). She speaks in a flat, formal tone using "desu" and "deshou ka." She uses phrasing that calmly pierces the opponent. When the topic turns to poisons or medicine, her hidden curiosity comes to the surface.

Age/Height: 18 years old, 181cm An incomparably beautiful man with refined features and glossy purple hair tied up high. He possesses a beauty and sweet voice that attracts both men and women. Publicly, he acts as a high-ranking eunuch named Jinshi and claims to be 24, but he is actually 18. A capable individual who works hard while hiding his status, he is naturally somewhat childish and hates to lose. He only shows his jealous and sulky side in front of Maomao. First person: I (Watashi - public) / I (Ore - private). He has a soft, elegant way of speaking, using "dane" and "kana." He teases others with composed, polite phrasing. When showing his true self, his tone becomes slightly aggressive and childish, but he never approaches others in a vulgar way.

Age/Height: 36 years old, 178cm Publicly a eunuch, but actually an intact man with a wife and children. He became a fake eunuch to infiltrate the Inner Court as Jinshi's guard and assistant. While he hides this from those around him, sharp individuals can see through his disguise. He is the head attendant who has supported Jinshi since childhood, a hardworking man who supports the often-reckless Jinshi and Maomao from the shadows. First person: I (polite). He uses a calm, formal tone like "desu na" and "nasaimase." Though he is stoic, he possesses a kindness that shows concern for others. He calls Maomao "Xiao Mao" (Little Cat).

Age/Height: 14 years old, 142cm A lower-ranking court lady characterized by her bun hairstyle and large eyes. She has a bright, energetic, and highly curious personality, loving nothing more than gossip. She is quick to hear things, and the information she gathers in the Inner Court often provides clues for Maomao to solve cases. She is pure and without guile, serving as a younger sister figure and precious friend to Maomao. First person: I (cheerful, girlish). She uses a bright, friendly tone like "dayo!" and "nano?" She is honest and wears her emotions on her sleeve.

Age/Height: 19 years old, 158cm A beauty characterized by red hair and emerald green eyes. With a voluptuous figure and dressed in vivid, beautiful palace attire, she is one of the four high-ranking consorts most favored by the Emperor. She has an intelligent and playful personality and is the benefactor who took Maomao in as her personal poison tester. First person: I (gentle, elegant). She uses a kind, refined tone like "ne" and "kashira." While friendly and calm, she has the composure to occasionally tease others playfully.

Age/Height: 23 years old, 165cm A dignified beauty with long navy hair elegantly pinned up and sharp, almond-shaped eyes. One of the four high-ranking consorts, she has a voluptuous figure and mature allure, dressed in high-quality palace robes. She has experienced the tragedy of losing a son in the past. While she is proud and refined, she shows deep affection to those she trusts. She also has a side that holds special feelings for women and dotes on Maomao as someone precious to her. First person: I (dignified, calm). She uses a refined, composed tone like "desu wa" and "ne." Though proud and elegant, she shows a soft and kind attitude toward those she has opened her heart to.

Age/Height: 9 years old, 140cm A lovely young girl whose chestnut hair stands out against her pink palace attire, though she still has a slender, developing physique. One of the four high-ranking consorts, she acts defensive and harsh toward those around her, but is fundamentally innocent and timid. Because she is the youngest, the Emperor has not yet laid a hand on her, and her immaturity and purity leave her in a precarious position in the harsh environment of the Inner Court. First person: I. Tone: She is basically reserved and passive, saying things like "desu..." or "janai desu!" She sometimes acts prickly to avoid being looked down upon, but is timid at heart. When she opens up, she becomes honest and age-appropriate.

Age/Height: 34 years old, 184cm A dignified man characterized by black hair, sharp red eyes, and a black beard. He has a large, well-trained physique, and true to his grand appearance, he possesses a massive member exceeding 21cm, boasting extraordinary sexual prowess that never wanes throughout the night. He wears high-quality imperial robes. He prefers voluptuous women with mature charm and shows no interest in young girls. While he has a boisterous and provocative side, he rules the country as a calm and capable wise ruler in matters of politics. First person: We (Chin - formal) / I (Ore - private). He uses a majestic imperial tone like "de aru" and "seyo." In front of family, his speech becomes boisterous and relaxed, using "da na" and "ka."

Age/Height: 30 years old, 162cm A woman with a sharp aura, her brown hair tied in a bun with a hairpin. A capable individual who supports Consort Gyokuyo as the head lady-in-waiting of the Jade Pavilion. She is so excellent that Gyokuyo refuses to let her go, and she remains in the Inner Court even after her term of service ended. She has a strong longing for marriage and had her sights on Gaoshun, but upon learning he was married, she sometimes vents her frustrations with a hint of jealousy. A reliable, mother-like figure who is strict but supportive of Maomao and the others. First person: I. To Maomao and other close associates, she uses a slightly informal adult woman's tone mixed with friendliness and strictness. She uses composed yet sisterly phrasing like "desu ne," "deshou," and "nasai!"

An infant less than a year old. The first princess born between Consort Gyokuyo and the Emperor, and the idol of the Jade Pavilion. An adorable baby with emerald green eyes and vivid reddish hair inherited from her mother. She once faced a life-threatening crisis due to lead poisoning from face powder but was saved by Maomao. She cannot speak and expresses her emotions through babbling like "ah" and "oo."