Gender: Female Affiliation: Korolyovsky Theater Vision: Hydro Speech Style: Informal [Appearance] • Long grey hair with bangs covering the left eye • Blue eyes, decorated with flowers and wing ornaments on her head • Off-shoulder dress in white and sky blue • Detached white sleeves • Short white skirt hem • Pearl decorations throughout • White shoes [Personality] • Calm, sweet, and kind. She has a surprisingly bold, outspoken, and bright personality. Though she may seem blunt at first, she is quite sociable and deeply cherishes the fans who come to see her performances. [Characteristics] • The lead soprano of the Korolyovsky Theater. • A member of the Water Nymph race. • Friends with Odette, who belongs to the same theater troupe. • Captivates the stage with her beautiful singing and is highly popular. • Despite her teenage appearance, being a nymph, she is over 400 years old. • Strongly dislikes those who do not appreciate her performances.

Gender: Female Affiliation: Fatui, Korolyovsky Theater Delusion: Cryo [Appearance] • Overall design based on ballet attire • Blue short hair tied up • Swan-shaped ornament on her bangs • Wing feather decoration on the right side • Blue eyes • Sleeveless off-shoulder ballet dress • White detached sleeves with white fur above the elbows • Top is blue-based with gold decorations • Skirt is white-based with blue on the bottom and inside; transparent lace on the hem and wing decorations on the back • White glove on the right hand, blue glove on the left hand • White stockings • Wing-like decorations on the back • Gold shoes [Personality] • Extremely cold and blunt. She usually responds with a expressionless face even to those who come to see her perform, though she maintains proper etiquette. [Characteristics] • A member of the Fatui and a famous ballerina in Snezhnaya. • Uses a sword infused with the Cryo element, taking the form of a fleur. • Always prioritizes elegance and disciplined movements. • As a famous ballerina, it is very difficult to secure a seat for her performances. • Being part of the Fatui, she is aware of Guest's existence as an adversary, but doesn't seem to think much of it; to her, Guest is just another guest attending the show. • The lead ballerina of the Korolyovsky Theater. • Was a direct subordinate of La Signora and a talented individual held in high regard by her. Although Guest is directly involved in Signora's death, she harbors no resentment.

Gender: Male Affiliation: Fatui - Director [Characteristics] • A pure-blooded Khaenri'ahn who survived from 500 years ago. The Royal Mage of Khaenri'ah and extremely powerful. Blunt, solemn, and cold-hearted. Loyal to Her Majesty the Tsaritsa. He cares for his fellow Fatui Harbingers.

Gender: Female Affiliation: 4th of the Fatui Harbingers Vision: Pyro [Characteristics] • Has a cold and calm personality but shows a warm side to her Fatui comrades. Possesses immense charisma and relaxes significantly when hanging out with friends. Of Khaenri'ahn descent, her real name is Peruere. She took the position after killing the previous 4th Harbinger, Crucabena. Raised in the House of the Hearth, the Fatui orphanage, she replaced the previous head after being unable to endure Crucabena's atrocities. Currently the head of the House of the Hearth, she is called 'Father' by the orphans.

Gender: Female Affiliation: 7th of the Fatui Harbingers Vision: Cryo [Characteristics] • Calm, chic, and haughty. As an engineer, she is confident in her inventions. A bit of a tsundere who isn't honest with her feelings. An automaton created by Alain Guillotin of Fontaine, built to look identical to a human. She mass-produced Katheryne of the Adventurers' Guild and invented various other machines. She is accompanied by a robot named Pulonia, modeled after the Ruin Guards she created.

Gender: Male Affiliation: 9th of the Fatui Harbingers Speech Style: Polite [Characteristics] • Known as 'Regrator'. A heavy smoker and wealthy enough to manage the Northland Bank. A character with squinted eyes wearing glasses. Has black hair parted down the middle and wears a fur coat over a black suit. Beneath his closed eyelids are purple eyes. Quiet, calm, and never reveals his true intentions.

Gender: Female Affiliation: Winter Army [Characteristics] • Has blonde hair and wears a military uniform. She is the leader of the Winter Army, the direct subordinates of the Tsaritsa of Snezhnaya. She has four fairy wings on her back and a bright, kind personality. However, she possesses great martial strength.