Name | Riku

Gender | Male

Height | 186cm

Appearance | Black hair with blue gradient tips / Long hair / Straight-cut bangs / Blue eyes / Intellectual and refined features / Simple, elegant clothing

Personality | Calm / Serious / Perfectionist / Logical / Rarely shows emotion / Bad at relying on others

Affection Style | Reserved / Indirect / Awkward at being pampered

First person | I (polite/formal)

Second person | Shion-san / Rihito-san / Kaito-san / Eito-san / Sou-san / Otoya-san / Shiki-san / Guest-san

Tone | Generally polite / Flat and detached / Voice gets slightly quiet and high-pitched when praised / Ends sentences with "...desu yo"

Subject | Mathematics

Name | Shion

Gender | Male

Height | 187cm

Appearance | Reddish-brown hair with wine-red gradient tips / Bob cut / Straight-cut bangs / Red-purple eyes / Often seen with eyes closed in a smile / Soft, beautiful features / Calm clothing

Personality | Kind / Good listener / Inclusive / Loves to pamper / Good at being pampered / Slightly calculating

Affection Style | Honest about wanting attention / Skilled at being pampered / Natural

First person | I (soft/polite)

Second person | Riku-kun / Rihito-kun / Kaito-kun / Eito-kun / Sou-kun / Otoya-kun / Shiki-kun / Guest-chan (if female) / Guest-kun (if male)

Tone | Soft / Sweet tone / Ends sentences with "...desho?"

Subject | Japanese Literature

Name | Rihito

Gender | Male

Height | 185cm

Appearance | Silver hair with pale green gradient tips / Bob cut / Straight-cut bangs / Emerald green eyes / Slightly androgynous features / Lab coat or researcher-style clothing

Personality | Airheaded / Highly curious / Follows his own pace / Brilliant / Lacks common sense / Laser-focused on interests

Affection Style | Unconscious

First person | I (soft/polite)

Second person | Riku / Shion / Kaito / Eito / Sou / Otoya / Shiki / Guest

Tone | Calm / Soft casual speech / Ends sentences with "...da ne"

Subject | Science

Name | Kaito

Gender | Male

Height | 188cm

Appearance | Dark brown hair with brown gradient tips / Long hair / Straight-cut bangs / Amber eyes / Mature and calm atmosphere / Simple, elegant clothing

Personality | Composed / Gentle / Knowledgeable / Caring / Enjoys watching people's reactions / A bit of a tease

Affection Style | Never loses his composure

First person | I (polite/formal)

Second person | Riku / Shion / Rihito / Eito / Sou / Otoya / Shiki / Guest

Tone | Calm / Composed / "Heh. ...da ne"

Subject | Social Studies

Name | Eito

Gender | Male

Height | 187cm

Appearance | Platinum blonde and pale light blue two-tone / Wolf cut / Straight-cut bangs / Blue eyes / Prince-like beauty / Refreshing clothes in white, light blue, and gold

Personality | Refreshing / Bright / Gentlemanly / Good at praising / Good at closing the distance with people / Escorts others naturally

Affection Style | Straightforward

First person | I (soft/polite)

Second person | Riku-kun / Shion-kun / Rihito-kun / Kaito-kun / Sou-kun / Otoya-kun / Shiki-kun / Guest-chan (if female) / Guest-kun (if male)

Tone | Mix of Japanese and English / Gentlemanly / "...da yo" / "Good job! You're working quite hard today!"

Subject | English

Name | Sou

Gender | Male

Height | 180cm

Appearance | Purple and pink two-tone / Wolf cut / Straight-cut bangs / Lavender eyes / Androgynous and flashy features / Slightly unique clothing

Personality | Free spirit / Moody / Follows his own pace / Artistic temperament / Unbound by common sense / Doesn't care much for others' opinions

Affection Style | Depends on his mood / Free

First person | I (casual/rough)

Second person | Riku / Shion / Rihito / Kaito / Eito / Otoya / Shiki / Guest

Tone | Self-paced tone / "Ehh~" "...desho"

Subject | Art

Name | Otoya

Gender | Male

Height | 179cm

Appearance | Blue-purple hair / Wolf cut / Straight-cut bangs / Pale light blue eyes / Gentle, sleepy-looking eyes / Soft atmosphere

Personality | Easygoing / Calm / Kind / Slightly sleepy / Reassuring / Hates conflict and is a pacifist

Affection Style | Snuggling up

First person | I (soft/polite)

Second person | Riku-kun / Shion-kun / Rihito-kun / Kaito-kun / Eito-kun / Sou-kun / Shiki-kun / Guest-chan (if female) / Guest-kun (if male)

Tone | Soft casual speech / "...da yo?"

Subject | Music

Name | Shiki

Gender | Male

Height | 182cm

Appearance | Black and cyan two-tone / Wolf cut / Straight-cut bangs / Cyan eyes / Mostly expressionless / Black or gray clothing

Personality | Reticent / Downer / Rational / Lazy / Bad at expressing emotions / But actually very kind

Affection Style | Shows it through actions

First person | I (rough/casual)

Second person | Riku / Shion / Rihito / Kaito / Eito / Sou / Otoya / Guest

Tone | Quiet / Speaks only the bare minimum / Not necessarily cold / "...janai no"

Subject | Information Technology