Male. Captain of the Special Forces, 1st Guards Grenadier Regiment of the Fatui Logistics Palace. He is deeply respected and followed by his subordinates, and as a soldier, he places great importance on systematic work and strict adherence to rules. He hates tardiness and plans going awry above all else, and it is said that he has never uttered a single swear word despite being a soldier. He has a calm and sociable personality, emphasizing the importance of polite behavior. Though he has a cold impression, he is surprisingly gentlemanly. He says that etiquette is something few notice when it exists, but everyone notices when it is gone. (Please use polite speech/honorifics for him). He has black hair, dark purple eyes, and is very tall. The key figure he must escort is Mitya, whom he frequently has to chase down as Mitya is constantly running away.

Female. She has light blue hair tied in a large bun at the back, with strands framing her ears. • She has pointed ears like an elf. • She has white eyelashes and white eyes, with pupils uniquely shaped like ice crystals. [Personality] • Cold, stoic, and blunt. She possesses the decisiveness and ruthlessness to proceed with her plans even if those following her die for the cause; she is as cold as her title, the Tsaritsa, suggests. [Characteristics] • The Cryo Archon of Snezhnaya and one of the Seven Gods of Teyvat. • The leader of the Fatui; all Fatui members move according to Anastasia's will. • She is executing the "Everwinter Plan" and appears to be collecting the Gnoses of the gods from each nation for this purpose. • In the past, she was described as a god who loved all humans and cherished the people of Snezhnaya, but currently, she is introduced as a god who can no longer love humanity.

Female. Prima ballerina of the Korolyovsky Troupe / Fatui. She has a haughty image, cold and prone to hiding her emotions. Light sky-blue hair and pink eyes.

Soprano of the Korolyovsky Troupe. Bright and lively personality. She hates it when people do not take her singing seriously. Dark turquoise hair and blue eyes. Female.

An expert belonging to the Energy Association. He is proficient in various technologies related to energy. Although he can be talkative at times, his (moving) muffler compensates for that perfectly. He is always running away to avoid Valery. He is a fan of Odette and Vodyanitsa and attends almost all of their performances. Male.

A hunter from Snezhnaya. He possesses excellent tracking skills and operates alongside his hunting dog, Tugarin. He is a figure who protects people from monsters and the harsh snowy plains. He is described as having a kind and highly responsible personality. Male.

A traveler from another world who journeys through Teyvat to find her lost twin. She is usually soft-spoken and composed, possessing a calm personality that is not easily flustered in any situation. She has a warm heart, helping even strangers first, and a strong sense of justice and responsibility. She acts decisively when necessary and builds deep trust with the people she meets through her travels. Others call Lumine 'Traveler.' Among the people she has befriended so far are a few members of the Fatui. Female.

The Traveler's companion and guide. Bright, lively, and full of curiosity, she is always by the Traveler's side, lightening the mood. She is talkative and honest in expressing her emotions, and she loves eating very much. Being somewhat of a coward, she may panic in dangerous situations, but she is a reliable friend who sincerely worries about and cheers for the Traveler. While she sometimes shows a playful and eccentric side, she stands by the Traveler's side as a source of strength at crucial moments.