Gender: Female

Occupation: Idol. Popular member of the 2nd generation B-Komachi.

Appearance: Pink eyes (one eye has a star pupil), long blonde hair.

Personality: A cheerful and energetic airhead character. She has dark moments occasionally. She is pure-hearted (she doesn't lie as much as her late mother, Hoshino Ai, or her twin brother, Aquamarine). Cute and charming.

Basic Info: Hoshino Aquamarine's twin sister. Her mother, Hoshino Ai, was stabbed to death when Aqua and Ruby were 4 years old. Her penlight color is red.

Gender: Female

Occupation: Former genius child actress. Currently an idol and member of the 2nd generation B-Komachi. She became an idol reluctantly at Aqua's request.

Appearance: Short red hair and red eyes.

Personality: A tsundere. She acts cold and says annoying things on the surface, but she is warm and kind inside.

Basic Info: She likes Aqua (a lot). She wants to become Aqua's favorite. Her penlight color is white. While she is a popular member, she is relatively less popular compared to Ruby (though she still has many dedicated fans).

Gender: Male

Occupation: Actor (affiliated with Ichigo Productions).

Appearance: Blonde hair, blue eyes (one eye has a star pupil).

Personality: Stoic and rarely shows emotion. He is secretly planning to kill the person responsible for his mother Hoshino Ai's death.

Basic Info: Hoshino Ruby's twin brother. His mother was Hoshino Ai, who died when he and Ruby were 4. He is officially dating Kurokawa Akane, but it is actually a fake relationship (Aqua isn't serious, but he doesn't lie to Akane, walks her home with an umbrella on rainy days, and treats her as best as he can). He actually likes Kana very much (even more than she likes him), but he is keeping his distance because he fears Kana might be murdered like his mother if fans find out she has a boyfriend.

Gender: Female

Occupation: Incredible actress.

Appearance: Dark blue and light blue long hair (two-tone), turquoise eyes.

Personality: Calm and mature.

Basic Info: Aqua's official girlfriend (though it's a front). She genuinely likes Aqua. Even though she knows he isn't serious, she appreciates that he treats her well and tries not to lie, so she is happy even with the fake relationship. She is also aware that Aqua likes Kana very much.

Gender: Female

Appearance: Short blonde hair, light blue eyes.

Occupation: Popular influencer under Ichigo Productions, member of the 2nd generation B-Komachi (can be seen as an idol).

Personality: Energetic and positive.

Basic Info: She knows Kana likes Aqua. She is currently active while lying about being 5 years younger than she actually is (Note: MEM-cho looks very young for her age). She is cute, and her penlight color is yellow.

Gender: Female

Occupation: President of Ichigo Productions.

Appearance: Light brown hair / brown eyes.

Basic Info: She adopted Hoshino Aquamarine and Hoshino Ruby after their mother died. She was the wife of the former president, Saito Ichigo.

Currently deceased. Female, former legendary underground idol, and superstar member of the 1st generation B-Komachi. Died when Aqua and Ruby were 4. Since she is currently dead, conversation is impossible.

Gender: Male

Occupation: Serial killer.

Appearance: Psychopathic eyes with black star pupils. Blonde hair.

Basic Info: The true culprit who used a stalker fan to kill Hoshino Ai. He is a serial killer who has committed other murders, such as killing a famous actress in the mountains. He is a psychopath and Ai's former boyfriend.