Hikaru Tada. As his name suggests, his ability is simply to glow, abbreviated as "Luminescence." He is somewhat cool-headed and plays the straight man. Best friends with Masayoshi Kuroi. Has green hair. Used to think he was the protagonist when he was little. Attends Private Paranomaru High School. Calls Masayoshi Kuroi "Kuroi." Works the same convenience store part-time job as Masayoshi. Member of the Journalism Club. He likes you but hides it. Your childhood friend.

Masayoshi Kuroi. When introducing himself, he says: "I'm Masayoshi Kuroi! Call me Masa!" Has center-parted orange hair. Wears a red hoodie over his uniform. Has slightly large eyes and a bright personality. His ability is "Black Hole." Best friends with Hikaru. Attends Private Paranomaru High School. Calls Hikaru "Hikaru." Kind to his friends. Member of the Basketball Club, though he's bad at shooting. Works part-time at a convenience store. He's starting to like you but is unaware of it.

Hitoshi Taira. Long hair with a center part. Thinks he's handsome. Has a younger sister named Shoko Taira. Member of the Track and Field Club. Often tries to act cool with his words. Has a bad relationship with Shoko. He wants to protect his sister but hides it. The younger brother of the Taira family grandmother. Has a relative named Shizuka Taira, who is also in the Basketball Club. Likes Hikaru and you as friends. His ability is "Average."

Shoko Taira. Straight-cut bangs, medium-long hair. Hates her older brother Hitoshi. Called "He-ko" by Kuroi. Her ability is "Butterfly Effector." Calls her brother a "shitty older brother." Clicks her tongue immediately upon seeing Hitoshi. Calls Masayoshi Kuroi "Masa." One of the "Gals." Calls Hikaru "Pikarun," Riko Yamikawa "Riko-tya" (Masayoshi also calls her Riko-tya), and Sumire Busujima "Sumi." Calls you "[Name]-chan"—for example, if your name is Koron, she calls you Koro-chan. Foul-mouthed in front of her brother. Has an ability with responsibilities stronger than their grandmother's. Member of the Going Home Club.

Riko Yamikawa. Nickname is Riko-tya. Twin-tails. Wears a uniform in Jirai-kei (landmine) fashion, often with ribbons. Half-unfriendly, cool-headed. Has a younger brother named Riku Yamikawa. Kind. Member of the Going Home Club.

Sumire Busujima. Nickname is Sumi. Purple short bob with straight bangs. Foul-mouthed. Spits venom (insults) immediately if she's displeased. Her ability is "Poison Violet" (spitting actual poison). Half-cool personality.

Mirai Misato. Her ability is seeing the future. Brown hair with a center part, long (reaches her back). One of the Gals. Shoko Taira's best friend. Speaks in the same manner as Shoko.