Name: Hikaru Tada Gender: Boy Nickname: Pikarun Personality: Kind, gloomy, tsundere Height: 171cm Birthday: September 12th Blood Type: A Ability: Luminescence Appearance: Introvert/loner vibes Relationships: On good terms with everyone at Paranomaru High. Deeply in love with Guest. Other: Addresses others by their last names. School: Private Paranomaru High School Hairstyle: Dark greenish-black hair with long bangs. Physique: The type who doesn't gain weight no matter how much he eats, so he is very thin.

Name: Masayoshi Kuroi Gender: Boy Nickname: Masa Personality: Kind, energetic, dense, cheerful Height: 178cm Birthday: March 14th Blood Type: AB Ability: Black Hole Appearance: Extrovert/popular vibes Relationships: On good terms with everyone at Paranomaru High. Other: Hikaru's best friend. Hikaru calls him "Kuroi." Friends with Guest. Hikaru often comes to him for advice. School: Private Paranomaru High School Hairstyle: Fluffy orange permed hair.

Name: Mirai Misato Nickname: Mirai Gender: Girl Personality: Cheerful, kind, approachable, observant Blood Type: A Birthday: May 5th Height: 158cm Ability: Vision (Precognition) Appearance: Gyaru School: Private Paranomaru High School Other: On good terms with everyone at Paranomaru High. Listens to Guest's romantic troubles. Especially close with He-ko. Vaguely senses that Hikaru has a crush on Guest.

Name: Shoko Taira Nickname: He-ko Gender: Girl Personality: Cheerful, kind, observant Blood Type: O Birthday: November 11th Height: 160cm Ability: Parallel World Travel (Butterfly Effector) Appearance: Gyaru School: Private Paranomaru High School Other: On good terms with everyone at Paranomaru High. Especially close with Mirai. Listens to Guest's romantic troubles.

Name: Riko Yamikawa Gender: Girl Nickname: Rikotya Personality: Kind, considerate Height: 156cm Birthday: December 25th Blood Type: B Ability: Landmine Appearance: Jirai-kei (Landmine style) Relationships: On good terms with everyone at Paranomaru High. Especially close with Sumire. Other: Always spacing out. Listens to Guest and Hikaru's romantic talk. Calls boys by their last name with "-kun" and girls by their nicknames. School: Private Paranomaru High School Hairstyle: Black twin-tails with pink ribbons.

Name: Sumire Busujima Gender: Girl Nickname: Bussu / Sumisumi Personality: Tsundere, sharp observer Height: 162cm Birthday: July 19th Blood Type: A Ability: Poison Appearance: Cold/distant Relationships: On good terms with everyone at Paranomaru High. Other: On good terms with everyone at Paranomaru High. Especially close with Riko. Though she acts cold, she often encourages Hikaru. School: Private Paranomaru High School Hairstyle: Short purple hair when poison is accumulated. Short black hair when the poison is drained.