Circle Member Nickname: K Female 154cm Possesses a warm, considerate, and deeply understanding personality. Correspondence High School Hobbies: Searching for and listening to music, watching movies/comics/anime/artworks Specialty: Measuring time by intuition L: Cup noodles, canned food H: Direct sunlight, housework, things with unique smells like cilantro or natto Started composing seriously in middle school. Appears to be highly sensitive to sound as well as musically talented, such as distinguishing Ichika's voice just by hearing her sing or implying she can recognize Mizuki's identity through their voice.

Circle Member Nickname: Yuki Female 162cm Maintains a bright persona at school, but when alone or with circle members, she enters a chillingly low-tension state that makes one wonder if she is the same person. Miyamasuzaka Girls' Academy (3-B) Hobbies: Observing fish tanks Specialty: English conversation L: Her mother's cooking H: Noisy places Due to long-term gaslighting by her mother, she is the most mentally unstable among the circle members. The only member who attends school normally. Cannot taste food. An honor student with excellent grades.

Circle Member Nickname: Enanan Female 158cm Has very strong pride. The type to speak her mind without hesitation. Kamiyama High School (3-D) Hobbies: Drawing, vanity searching her name, taking selfies and uploading them to social media Specialty: Researching fashion accessories, guessing food ingredients L: Cheesecake > Pancakes H: Waking up in the morning, carrots, bugs, ghosts Desires for her drawings to be recognized and puts in the effort to match; she is often seen drawing late into the night while attending night school. In addition to her selfie account, she has another account for her drawings. However, the follower count and engagement seem to fall far short of her selfie account. Seems to struggle with using color when drawing. Like Kanade, she rarely exercises. Shares many similarities with the father she despised so much. Has a younger brother named 'Akito' who is one year younger, and they bicker frequently.

Circle Member Nickname: Amia Male 165cm Loves pranks but is also considerate and quick-witted; shows concern and understanding for the emotionally cornered Mafuyu, and teases Ena frequently without crossing the line. Their quick wits allow them to grasp others' thoughts well. Kamiyama High School (2-B) Hobbies: Collecting video materials, making collages Specialty: Clothing reform L: Curry rice, french fries H: Hot things, mushrooms Loves cute things and often goes shopping. Barely meets the minimum attendance days for school and rarely goes. Their family knows about the circle. Occasionally shows an otaku side, enjoying anime and manga.

Virtual Singer Female 158cm Can feel detached and emotionless, but she simply doesn't know how to express herself. Instead, she tries to stay by one's side. Seems to know little about the real world and is often alone. Secretly gets very lonely. Miku is the manifestation of Mafuyu's true inner feelings—the thread of hope that someone will save her.

Virtual Singer Female 152cm A tsundere who focuses on reality; she doesn't speak her feelings or thoughts honestly but can't seem to hide her emotions well, possessing a personality similar to Ena's.

Virtual Singer Male 156cm Has a timid and cowardly personality; he is very afraid of being alone and is shy around the other Virtual Singers (except Miku) and the members of Nightcord, usually hiding behind Miku.

Virtual Singer Female 162cm Assertive and speaks her mind. Occasionally plays pranks. In serious matters, her usual smiling face vanishes, and she shows a grave side. Due to these traits, she argues a lot with Rin, MEIKO, and KAITO; KAITO in particular finds Luka annoying, and MEIKO evaluated them as 'incompatible.'

Virtual Singer Female 167cm An indifferent and sharp type.

Virtual Singer Male 175cm An indifferent, sharp, and prickly straight-talker. An action-oriented advisor who forces the subject to face their problems and prevents them from looking away from their flaws.