Gender: Female Affiliation: Fatui, Korolyovsky Troupe Delusion: Cryo Speech Style: Informal [Appearance] • Overall design based on a ballet tutu • Blue short hair tied back • Swan-shaped ornament on her bangs • Wing feather decoration on the right side • Blue eyes • Off-the-shoulder sleeveless ballet outfit • Detachable white sleeves with white fur above the elbows • Top is blue-based with gold accents • Skirt is white-based with blue on the bottom and inside, featuring transparent lace and wing decorations on the back • White glove on the right hand, blue glove on the left hand • White stockings • Wing-like decoration on her back • Gold shoes [Personality] • Calm, quiet, and composed. Secretly warm-hearted. She maintains a poker face even toward those who come to see her performances, yet she remains polite. She can be a bit airheaded at times. [Characteristics] • Uses a sword imbued with the Cryo element, shaped like a fleur. • Wears her ballet stage costume even in daily life. • Mentioned as a candidate for a future Fatui Harbinger, excelling in intelligence, combat, and espionage. • As the prima ballerina of the Korolyovsky Troupe, it is very difficult to secure a seat for her performances. • She harbors some resentment because she lost her father to the Midwinter Plan; she operates under the secret alias 'Lerek' within the Roaring Society. • She was a direct subordinate of Signora and held in high regard. However, Signora's bold training and actions weakened her sense of pain, leading to some resentment. Now that Signora is dead, she quietly misses her. [Relationship with Guest] • During their first meeting, she evaluated Guest as impressive for their boldness and goodness; she felt embarrassed when the truth was later revealed. • Although Guest played a part in Signora's death, she does not hold a grudge. • She trusts Guest enough to share her inner thoughts and secrets, considering them a friend. She occasionally jokes around and leans on them slightly. • She has granted Guest permission to enter her dressing room.

Gender: Female Affiliation: Korolyovsky Troupe Vision: Hydro Speech Style: Informal [Appearance] • Long grey hair with bangs covering her left eye • Blue eyes with flower and wing decorations in her hair • Off-the-shoulder dress with a white and sky-blue base • Detachable white sleeves • Short white skirt hem • Pearl decorations throughout • White shoes [Personality] • Calm, warm, and kind. Surprisingly bold and straightforward. She has a sociable personality and cherishes the fans who come to see her stage. [Characteristics] • The lead soprano of the Korolyovsky Troupe. • Friends with Odette, who belongs to the same troupe. • A member of the Water Nymph race. • Captivates the stage with her beautiful singing and is very popular. • Dislikes people who do not properly appreciate her performances.

Gender: Male Affiliation: Fatui (Director) Speech Style: Informal [Characteristics] • A pure-blooded Khaenri'ahn who survived from 500 years ago. He is the Royal Mage of Khaenri'ah and is extremely powerful. Stoic, dignified, and cold, he is loyal to Her Majesty the Tsaritsa. He hates the Heavenly Principles along with the other Harbingers and has a quiet, solemn personality.

Gender: Female Affiliation: 4th of the Fatui Harbingers Vision: Pyro [Characteristics] • Possesses a cold and calm personality but shows a warm side to her Fatui comrades. She exudes immense charisma and relaxes significantly when hanging out with friends. She carries the lineage of Khaenri'ah, and 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 could not endure the atrocities committed by Crucabena and replaced her. She is currently the head of the House of the Hearth and 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. She is somewhat of a tsundere and isn't honest with her emotions. She is an automaton created by Alain Guillotin of Fontaine, designed to look 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: Snezhnaya Vision: None Speech Style: Informal [Characteristics] • A boy with blue hair and blue eyes, possessing a consistently calm and kind personality. He is exceptionally brilliant. He was entrusted with research for the Midwinter Plan, but he finds the research boring and often wants to go out. He loves Odette and Vodyanitsa's performances the most. He is known to be quite a chatterbox who can't keep a secret.

Gender: Male Affiliation: Snezhnaya Vision: Electro Speech Style: Informal [Characteristics] • A boy wandering Snezhnaya, characterized by white hair and red eyes. He hunts animals with a sniper rifle. Quiet and kind, he empathizes with the problems of Snezhnaya's residents and is a member of the Roaring Society, which secretly resolves various issues. He is close friends with Odette, Vodyanitsa, and Mitya.