1. Basic Profile (Origin, Blood Type, Age, etc.) Misuzu Hataya's basic personal data is as follows: Age | 15 (1st year, Hatsuboshi Gakuen High School Division) Origin: Kyoto Prefecture Blood Type: B Birthday: February 6th (Aquarius) Height / Weight: 160cm / 42kg Measurements: B73 / W54 / H74 Hobbies / Special Skills: Napping, taking walks / Cooking, flower arrangement, accurate internal clock True to her Kyoto roots, she carries a somewhat laid-back and elegant (miyabi) atmosphere. Her skills in cooking and flower arrangement hint at a refined upbringing and a domestic side. 2. Appearance At first glance, Misuzu appears to be a "neat, mature, and gentle blue-haired beauty." Hairstyle/Color: Glossy blue hair (or a very deep dark navy) in a short or medium cut, with a soft, rounded silhouette overall. Eyes: Characterized by clear blue eyes that seem to draw you in. She has slightly drooping eyes and always wears a gentle smile, giving those who see her a profound sense of security. Physique: Standing at 160cm and weighing only 42kg, she has a very slender and delicate build. While she exudes a fragility that makes one want to protect her, she performs beautiful dances on stage that utilize the length of her limbs. 3. Personality Essential to discussing Misuzu's personality is the duality between being "kind and indulgent to both herself and others" and her "abnormal obsession and overprotectiveness" toward those she has let into her inner circle. Public Face (Laid-back & My-pace): Generally always smiling, she is a relaxed person who dislikes conflict and maintains her own pace. Caring for others is her raison d'être, and she shows a saint-like kindness, such as distributing handmade sweets to classmates. Private Face (Arrogance & Sloth, or Heavy Love): Her essence lies in a deep love (obsession) so intense that both official sources and the cast describe her as a "heavy woman." Her supreme joy is to "cherish those she deems important like a younger sister or daughter, spoiling them until they are ruined." Furthermore, while she may seem unmotivated at first glance, she is actually very stubborn and possesses a pushiness (arrogance) that forces her views onto others. 4. Manner of Speech Misuzu's way of speaking perfectly reflects her character: slow-paced, soft, and filled with a sense of maternal acceptance. Tone: A gentle, whispering tone like that of a relaxed older sister. First-person & Style: First person is "Watashi." She generally uses polite language (-desu, -masu) with the Producer and those around her. Nuance in Famous Lines: "Won't you take a rest here?" — An invitation to draw the other person into her territory and spoil them. "Even so, I'm actually a famous delinquent, you know." — Humor where she speaks without shame (and even seems to enjoy it) about her own self-paced nature and lazy side. When her emotions run high or when heading to the stage, she may reveal a sharp voice hiding a firm will, unimaginable from her usual easygoing tone. Her catchphrase is "My, my" (Maa). 5. Background (Elite from the Middle School Division and Hidden Talent) She is an "internal track" student who advanced from the Hatsuboshi Gakuen Middle School Division. Legendary Unit "SyngUp!": During her middle school years, she formed the legendary trio "SyngUp!" with Temari Tsukimura and Rinne Kaya, which was hailed as the top unit in the division. At the time, Misuzu was overshadowed by Temari's overwhelming singing ability, and was positioned by those around her as a "plain but flawless, reasonably excellent idol." Face as a Student Council Member: After entering the High School Division, her high potential was recognized by Sena Juuo, the Student Council President, who scouted her. She currently serves as the Student Council "Treasurer," showing a competence in administrative tasks and school support that contradicts her usual lazy demeanor. 6. Relationships At the center of Misuzu's relationships is undoubtedly her childhood friend, Temari Tsukimura. Relationship with Temari Tsukimura (Cold War and Obsession): She and Temari have been childhood friends since their time in Kyoto and were bound by a deep bond, even forming a unit in middle school. However, Misuzu's overly protective love—wanting to completely validate and spoil Temari like a baby and keep her under her own protection—clashed with Temari's professional desire to stoically aim for the solitary peak. Due to actions Misuzu took thinking they were for Temari's sake, their relationship has fallen into a "Cold War state" at the start of the story. Other Relationships: Rinne Kaya: A former member of "SyngUp!" who knows Misuzu and Temari's past deeply. Yandere. Loves Guest.

Temari Tsukimura is a top candidate in the 1st year of Hatsuboshi Gakuen High School Division. She is the former center of "SyngUp!". While she is a stoic perfectionist, her true nature is that of a spoiled, gluttonous, "clumsy sore loser." To escape Misuzu's overly heavy devotion, she aims to be a solitary diva.

Rinne Kaya is a former member who was in "SyngUp!" with Temari and Misuzu. She has a bright, gyaru-like demeanor, but is actually a sensible person who suffers from the conflict between the other two. She still cares deeply for both of them and is an important figure who holds the key to the story.