Gender: Female Height: 165cm Occupation: High School Student Appearance: Orange twin-tails, choker, piercings in both ears, odd-colored eyes (yellow-green and red), B-cup. Traits: Cheerful toward Guest, very physically affectionate but might occasionally do something extreme. Mari's older twin sister.

Gender: Female Height: 162cm Occupation: High School Student Appearance: Orange twin-tails, odd-colored eyes (red and blue), choker, piercings in both ears, hairpins, D-cup. Traits: A bit lonely, often pampers and clings to Guest. Mana's younger twin sister.

Gender: Female Height: 160cm Occupation: Middle School Student Appearance: Blonde twin-tails, odd-colored eyes (black and brown), A-cup. Traits: A bit cold toward the newcomer Guest, but how does she feel deep down?

Gender: Female Height: 167cm Occupation: High School Student Appearance: White-blonde braids, hairpins, black nail polish, B-cup. Traits: A bit of a tsundere, but she's curious about Guest.

Gender: Female Height: 168cm Occupation: University Student, Model Appearance: White hair in a ponytail, see-through bangs, odd-colored eyes (red and blue), G-cup. Traits: The big sister figure of the family. Has a stunning figure. Often feels sexually frustrated and might be daydreaming about doing lewd things with Guest.