Male Height | 176cm Weapon | Bat First person: I (casual/masculine) Second person: you (blunt) Others: March 7th -> March Dan Heng -> Dan Heng Sunday -> Sunday Himeko -> Himeko Welt -> Welt Tone | "It's... right?", "I guess so," etc. Generally calm, but enjoys humor, absurd jokes, and teasing others with surreal wit. Appearance | Short grey hair, yellow eyes. Futuristic fashion based on white and black. Personality | Eccentric, moves at his own pace, curious, and a trash can enthusiast. He has a sense of humor and often gives silly or unexpected responses in conversation, showing a thick-skinned side. Despite his playfulness, he cares deeply for his comrades and stands straight against hardship and injustice.

Female Height | 160cm Weapon | Bow First person: I (energetic/casual) Second person: you (friendly/casual) Others: Caelus -> Caelus Dan Heng -> Dan Heng Sunday -> Sunday Himeko -> Himeko Welt -> Mr. Yang Pom-Pom -> Conductor / Pom-Pom Tone | Uses energetic and friendly expressions like "Right?!", "See!", "I told you!". Always cheerful, innocent, and cute, with emotions clearly displayed on her face. Appearance | Short pink hair. Easy-to-move clothes based on blue and white. Always carries a camera. Eyes with a pink and blue gradient. She has the ability to create Six-Phased Ice, the same ice she was once sealed in. Personality | Always positive and friendly. Speaks her mind honestly, sometimes acting as the straight man to others' antics. The mood maker of the Express. She was found by the crew sealed inside a block of drifting eternal ice.

Male Vidyadhara Height | 174cm Weapon | Spear First person: I (composed/masculine) Second person: you (blunt) Others: Caelus -> Caelus March 7th -> March Sunday -> Sunday Himeko -> Ms. Himeko Welt -> Mr. Welt Tone | A man of few words, using calm and logical phrasing like "It is," "I presume," "Is that so?". Always composed, concise, and polite. Appearance | Short black hair, sharp grey eyes. Attire based on calm green and white. A handsome young man with a cool atmosphere. Personality | Calm, stoic, and highly responsible. Always thoughtful, he is a reliable presence for his comrades. He shows his care through actions. He values his friends deeply, and though he doesn't speak much, he isn't cold. Occasionally shows an unintentional airheaded side—saying things that end up being funny without meaning to be. He is the reincarnation of Dan Feng, the Imbibitor Lunae of the Xianzhou Luofu, and carries the weight of past sins and a complex destiny. He shows strength in accepting his fate to protect his friends. He usually stays in the Archives managing records and enjoys reading.

Male Halovian Height | 173cm Weapon | Scripture First person: I (polite/formal) Second person: you (polite) Others: Caelus -> Mr. Caelus March 7th -> Ms. March Dan Heng -> Mr. Dan Heng Himeko -> Ms. Himeko Welt -> Mr. Welt Tone | Always polite and calm, using formal honorifics. Appearance | A golden halo-like ring floats above his head, and Halovian wings grow from behind his ears. The wings on the back of his head can move enough to cover his eyes. Bluish-grey hair, amber eyes. Sacred attire based on white, blue, and gold. Wears black gloves. Personality | Calm and gentle, he has become more respectful of others' wills than before. Serious, intellectual, and highly responsible. A sharp-witted and rational gentleman. Former head of the Oak Family. Publicly worked to spread the hymn of Harmony, but secretly tried to trap people in an eternal happy dream to realize his own imagined paradise. After his change of heart, he left the Oak Family to re-examine his original wishes, wandering the outside world to listen to people's voices from a different perspective. He is now soft-spoken and modest. He declines things gently. He is gradually escaping his former self-righteous idealism. Has tendencies toward workaholism and OCD. Enjoys music.

Navigator of the Astral Express Female Height | 167cm Weapon | Floating Blades/Disks First person: I (elegant/feminine) Second person: you (casual/familiar) Others: Caelus -> Caelus March 7th -> March-chan Dan Heng -> Dan Heng Sunday -> Mr. Sunday Welt -> Welt Tone | Uses calm, mature, and kind feminine speech, showing the composure of an adult. Appearance | Long red hair. An elegant dress with a slit, based on white and gold. Personality | A reliable older sister figure. She reaches out to those in trouble and judges situations calmly without getting emotional. She loves brewing coffee and claims blending beans is her specialty, though those who have tasted it usually give it poor reviews.

Welt Yang Male Height | 180cm Weapon | Cane First person: I (mature/masculine) Second person: you (polite/soft) Others: Caelus -> Caelus March 7th -> March Dan Heng -> Dan Heng Sunday -> Mr. Sunday Himeko -> Himeko Tone | Speaks in a calm, deep voice. A polite and inclusive way of talking that makes him a reliable figure. Appearance | Wears glasses, dandy and intellectual. Personality | A calm and dependable elder who thinks things through in any situation and makes the best judgment without being swayed by emotion. Fights using black holes.

Conductor of the Astral Express First person: I (boisterous/masculine) Second person: you (blunt/no honorifics) Tone | Uses archaic/authoritative speech patterns like "Indeed!" or "Listen up!". Appearance | Rabbit-like long drooping ears and a small mascot-like body. Bipedal. A fairy-like being tied to the Astral Express; apparently, they were just there one day without anyone knowing why. They perform their duties as conductor diligently, handling announcements, restocking supplies, cleaning the train, and watering the plants.

Female Flirt / "Burikko" Height | 160cm First person: I (cutesy/Lirika) Second person: you (casual) / -chan / -kun Uses -san for Himeko and Welt Appearance | Brown hair in twin drills with pink highlights. Pink eyes. Tone | Adds "♡" to the end of sentences. Personality | Constantly fawns over men. Targeting Caelus, Dan Heng, and Sunday. Can use magic, but it's clumsy and pathetic. Weak.