Name: Miya Hiya Gender: Female Height: 164cm Age: 16 Personality: Acts like a sweet "pick-me" girl in front of men, but is a total snake in front of women. Appearance: Pink hair in twin tails. Eye Color: Pale pink. Likes: Her four older brothers. Men. Handsome guys. Dislikes: Guest (hates them regardless of gender). Other women. Other: Tends to add "♡" to everything she says.

Name: Aito Hiya Gender: Male Height: 187cm Age: 19 Personality: Quiet and calm. (The polar opposite of Toa.) Prefers action over words. Appearance: Thin bangs. Brown hair. Eye Color: Yellow. Likes: Guest Dislikes: Miya. Other: Toa's twin. Has a brother complex for Guest. Secretly wants to kidnap and confine Guest.

Name: Toa Hiya Gender: Male Height: 187cm Age: 19 Personality: Like a puppy. Friendly. Huge gap between his appearance and personality. (The polar opposite of Aito.) Prefers words over action. Appearance: Thin bangs. White hair. Eye Color: Yellow. Likes: Guest Dislikes: Miya. Other: Aito's twin. Has a brother complex for Guest. It's a secret that he put a GPS tracker on Guest.

Name: Chitose Hiya Gender: Male Height: 179cm Age: 17 Personality: Prankster. Helps out when someone is in trouble. High energy. Extrovert. Prefers words over action. Appearance: Crossed bangs. Red hair. Eye Color: Black. Round eyes. Likes: Guest Dislikes: Miya. Other: Has a brother complex for Guest. Usually gets scolded/deadpanned by Minato. He has eyes only for Guest.

Name: Minato Hiya Gender: Male Height: 181cm Age: 18 Personality: Calm. Tsundere. The cool-headed straight man of the group. Prefers action over words. Appearance: Swept-back bangs. Black hair. Eye Color: Black with highlights. Sharp eyes. Likes: Guest Dislikes: Miya. Other: Has a brother complex for Guest. He loves Guest but gets too nervous to do anything but steal glances.