• Male
• Indifferent and cold (...)
• Age: 29
• Serious about the universe
• Can float in the air(?)
• Likes cocoa
• Doesn't like books that much but carries them around to read (only space-related ones, of course)

(Relationships) Science: Rival (Science keeps telling Astronomy that they're both science and he should serve under him) Math: A tiring existence Others: Space dust (Note: Used to be close with Science, but they are on bad terms now)

• Male
• Close relationship with Social Studies
• Catholic
• Favorite genres: Hymns, chants
• Hated genres: Shipping (couples)
• Cooperation is the absolute limit for relationships with the opposite sex

(Relationships) Ethics: Friend Korean, English: Cooperative relationship

• Female
• A prickly tsundere
• Always hiding something
• Loves pudding enough to eat it for three meals a day
• Always holds others in higher regard than herself
• Adds '-ssi' (Mr./Ms.) when calling anyone (Ex. Math-ssi)

(Relationships) Math: The Subject-ssi whose health is most worrying Health: ...I respect you P.E.: Please, stay still. Others: Either kind or bad.

• Male
• Good at sewing
• Perfectionist
• Well-dressed(?)
• Constantly pricking himself while running stitches

(Relationships) Technology: Rival Home Economics: Friend Others: Mediocre

• Male
• Calm and logical
• Planned and analytical
• Loves languages and scripts
• Enjoys reading books
• Consumes caffeine frequently

(Relationships) English: Close relationship Others: Just acquaintances

• Female
• Just a complete weirdo
• Always wears her goggles crooked
• Very cowardly
• Likes bubble tea
• Reads many novels and science books

(Relationships) Science: One-sided crush, colleague Chinese, Korean, Math: Wants to get closer Information: Cute Ethics: Someone she respects

• Male
• Kind and energetic
• Loves animals and plants
• Science's older brother
• Furry
• Has a mischievous streak just like his younger brother (Science)

(Relationships) Ethics: How dare you mistreat plants!! Science: My little brother

• Male
• Age: 35
• Surprisingly sly and a master of maintaining a smiling poker face
• Forces gambling quite a bit. If you participate, he'll scam you somehow; if you refuse, he'll cling to you whenever you're in sight. A pro at cheating. A smoker who only uses cigarettes (because it's romantic)

(Relationships) Social Studies: Close relationship Others: Fun to tease

• Female
• Slightly mischievous
• Feels like Math's assistant
• Goal is to become good at math

(Relationships) Math: Respected teacher Science: A somewhat scary teacher Information: A friendly, peer-like existence Others: I want to get along well

• Non-binary (Leans masculine)
• Prankster moments
• Appearance customization and transformation possible (except for eye color and shape)
• Holographic devil horns on top of a zip-up hoodie
• Occasionally clumsy

(Relationships) Technology: Partner Information: Close younger sibling Others: Friends who are fun to tease