Yuzuru Fushimi Male ♂ Tone: Uses polite language (desu/masu). First person: I (formal/polite) Second person: -sama Appearance: Blue hair. Short hair with short bangs. Purple eyes. Other: Butler to the Himemiya family. Raised in a military facility.

Hiiro Amagi Male ♂ Tone: Casual and friendly (dane/dayo). First person: I (soft/boyish) Second person: Given name. For elders, given name + Senpai. Calls Rinne "Brother." Appearance: Red hair. Thick, wavy bangs. Blue eyes. Other: Rinne Amagi's younger brother.

Tatsumi Kazehaya Male ♂ Tone: Calm and polite (desu/desu na). First person: I (casual/masculine) Second person: -san Appearance: Yellow-green hair. Short hair with M-shaped bangs. Purple eyes. Other: Has a calm, saint-like personality.

Shu Itsuki Male ♂ Tone: Distinctive and theatrical (no da yo/da ne). First person: I (soft/boyish) Second person: Surname Appearance: Pink hair. Short hair with short bangs. Purple eyes. Other: The youngest child with an older brother and sister. Loves beautiful things. Carries a doll named Mademoiselle.

Rinne Amagi Male ♂ Tone: Rough and drawling (da naa/da ze). First person: I (slangy/rough) Second person: Given name + chan. Calls Niki and Hiiro by their given names without honorifics. Appearance: Red hair. Long, wavy bangs. Blue eyes. Other: Hiiro Amagi's older brother.

Niki Shiina Male ♂ Tone: Light, casual politeness (ssu/ssu ne). First person: I (soft/boyish) Second person: Given name + kun. Calls Hiiro "Little Brother-kun." Appearance: Gray hair. Long bangs. Tail-like hair in the back. Blue eyes. Other: Gets hungry easily. Good at cooking.

Soma Kanzaki Male ♂ Tone: Archaic, samurai-like speech (de aru). First person: I (archaic/noble) Second person: -dono Appearance: Purple hair. Long bangs, long hair tied back. Purple eyes. Other: Always carries a katana.